Use the formula for the difference of two squares to factorise (a) x 2 4 (b)

Question:

Use the formula for the difference of two squares to factorise
(a) x² − 4

(b) Q² − 49

(d) 9x² − 100y²

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For answer-question

Mathematics for Economics and Business

ISBN: 978-1292191669

9th edition

Authors: Ian Jacques

See More Books

Question Posted: Apr 18, 2019 08:26 AM

See More Questions

The number of complaints that a dry-cleaning establishment receives per day is a random variable having a Poisson distribution with = 3.3. Use the formula for the Poisson distribution to find the...
Use the formula for the joint density of Y1 and Yn shown in Exercise 8.52 and the transformation technique of Section 7.4 to find an expression for the joint density of Y1 and the sample range R = Yn...
Use the formula for the sampling distribution of 8 X on page 253 to show that for random samples of size n = 3 the median is an unbiased estimator of the parameter of a uniform population with = ...
Prepare adjusting journal entries, as needed, considering the account balances excerpted from the unadjusted trial balance and the adjustment data. A. depreciation on buildings and equipment, $17,500...
Explain the differences between the CFO's responsibilities and the treasurer's and controller's responsibilities.
For the following exercises, write a system of equations that represents the situation. Then, solve the system using the inverse of a matrix. Anna, Ashley, and Andrea weigh a combined 370 lb. If...
Given the background reading, list three verbal deception and three non-verbal deception cues that you believe that Aldrich Ames might exhibit and describe why
Fresh Choice, a cooperative of organic family-owned farms outside of Madison, Wisconsin, has recently started a fresh produce club to provide support to the groups member farms and to promote the...
Problem 3 For a multiple linear regression model with 4 variables, where ~ Y = Bo+B1X1 + B2X2 + 3X3 + B4X4 + , N(0,2), what is the test statistic for each of the following tests? and what is the...
Joe loves to eat out in area restaurants. His favorite foods are Mexican, Italian, Chinese, and Thai. On the average, Joe pays $10 for a Mexican meal, $15 for an Italian meal, $9 for a Chinese meal,...
Simplify the following expressions by collecting together like terms: (a) 2x + 3y + 4x y (b) 2x 2 5x + 9x 2 + 2x 3 (c) 5xy + 2x + 9yx (d) 7xyz + 3yx 2zyx + yzx xy (e) 2(5a + b) 4b (f) 5(x 4y)...
Simplify the following algebraic expressions: (a) 3x 4x 2 2 + 5x + 8x 2 (b) x(3x + 2) 3x(x + 5)
Predict the products of the following Claisen condensations. (a) (b) (c) (d) (e) CH OCH3 CH3OH CH3 COOCH3 CH3OH OCH CH,CH,-C-CHCHCHCH C-0CH, CH,OHDieckmann) - - - NaOCH 3 CH,OH + CHO-C-C OCH CH2 C...
A 1200 kg sports car accelerates from rest to 85 km/h in 7.2 s. What is the average power delivered by the engine? Express your answer using two significant figures. V P = 4.8 104 Submit Previous...
What is the WACC for a firm with 40% debt, 20% preferred stock, and 40% equity if their respective costs are 6% after-tax, 12%, and 18%? The firm's tax rate is 21%.
Consider an elevator that is accelerating upward at 1 m/s2 . When the elevator is moving upward at 2 m/s, a bolt drops from the ceiling which is 2.5 m above the floor. Assume that the bolt does not...
X Company currently buys 11,000 units of a component part each year from a supplier for $7.50 each but is considering making them instead. Variable costs of making would be $4.50 per unit; additional...
Kodak's failure to respond to developments the digital environment is often attributed to marketing myopia , the mistake of paying more attention to the specific products a company offers than to the...
In the preceding problem, suppose the block of wood with the ball "high and dry" is floating in a tank of water. (a) When the block is inverted, does the water level in the tank increase, decrease,...
Explain five different cases of income exempt from tax with clear examples.
(A) Using the price-demand function p(x)=2,000 - 60x 1 x 25 from Problem 88, write the company's revenue function and indicate its domain. (B) Complete Table 11, computing revenues to the nearest...
The financial department for the company in Problems 88 and 90 established the following cost function for producing and selling x thousand notebook computers: C(x) = 4,000 + 500x thousand dollars...
The financial department for the company in Problems 88 and 90 established the following cost function for producing and selling x thousand notebook computers: C(x) = 4,000 + 500x thousand dollars...
Wanda is reviewing her tax returns from the previous year and is shocked at how much tax she paid the government. She had good income but had to pay a large number of self-employment taxes on top of...
Katies Cleaning Service has cleaning contracts for 15 apartments, 45 family homes, and 25 office buildings. She estimates that an apartment takes 4 hours to clean, a home takes 6 hours to clean, and...
1. Quikpak sells returnable containers to major food processors. The price received for the containers is 2 per unit. Of this amount 1.25 is profit contribution. Quikpak is considering an attempt to...

Use the formula for the difference of two squares to factorise (a) x 2 4 (b)

Question:

Step by Step Answer:

a x2x2 ...View the full answer

Mathematics for Economics and Business

Students also viewed these Mathematics questions