Question: 1.By intuition ( x + 5 ) 2 can be written as ( x + 5 ) ( x + 5 ) . TRUE or

1.By intuition(x+5)2 can be written as (x+5)(x+5). TRUE or FALSE?

2. If (x21)(x51)=0, then

a.x=21orx=51 b.x=21orx=5 c.x=2orx=5

3. Factorization ofx2+7x+10 yields (x+2)(x+5). TRUE or FALSE?

4. Factorization is the opposite of expansion.

TRUE or FALSE?

5. In checking for the veracity of the solution of a quadratic equation involving x, Gideon is justified by substituting the result forx in the original equation and simplifying.

TRUE or FALSE?

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