Find the absolute value. Find the inverse of each function. 1) 2(cos 315 + isin 315) 2) V6(cos 90 + isin 90) 11) f (n) = =n-- 12) g(x) = -x-2 A) V17 B) 2 A) V33 B) V21 A) f-(n) = -=n+5 A) g- (x ) = - - + 1 C) 6 D) V21 C) V6 D) 5 -x-2 B) f -1(n) = n-3 B) g-1(x) = -=-1 3) 2 (cos 210 + isin 210) 4) 4(cos 330 + isin 330) c) f -1 ( n ) = 2+=n c) g-1 (x) = -+ . - 2 x+3 A) 3v2 B)4VZ A) V5 B) 4 D) f - 1 ( n ) = -=n- D) g-1 (x) = -= -2 C) 2 D) 4 C) 6 D) 2VZ 5) 4(cos 300 + isin 300) 13) f (x) = Vx- 1 14) Chelsea invests $3,968 in a retirement A) 3 B) 4 A) f-1 ( x ) = 2-x3 account with a fixed annual interest C) 5 D) V13 rate of 3% compounded continuously. B) f -1 (x ) = (x+1)3 What will the account balance be after 15 years? c) f-1 (x ) = -2(x - 3)5 Solve each equation. Remember to check for extraneous solutions. 8 - + 1 8 6 D) f - 1 ( x ) = 3-* A) $6,412.58 B) $6,607.88 6) n-6 n-6 7)b2-16b+64 b - 8 - + b2-16b+64 A){-7) B) {-13} A){-2] B) (4) C) $6,809.12 C) $6,223.06 C) {13) D) (2} D) {9) 15) Amanda invests $4,652 in a savings account with a fixed annual interest rate of 6% compounded continuously. Solve each equation. Round your answers to the nearest ten-thousandth. What will the account balance be after 10 years? 8) 9* = 35 9) 15* = 100 A) No solu B) 1.6181 A) No solution. B) 1.7005 C) 1.5441 D) 3.5553 C) 2 D) 4.6052 A) $8,063.09 B) $8,518.99 C) $8,476.50 D) $9,000.65 10) 12* = 16 A) 2.2396 B) 2.7726 C) 1.2041 D) 1 1158