Question

Help please
Find the missing coefficient.

(5d – 7)(5d – 6) = 25d2 + __ d + 42

Answer 1

Simply expand the LHS.

Answer 2

LHS being left hand side

Answer 3

(4p _ 6)(4p + 6) a l6p2—36 b. Short Answer. 16

Answer 4

a. 65
b. 5
c. - 5
d. - 65

Answer 5

im going with B

Answer 6

You'd B wrong

Answer 7

Use FOIL on (5d – 7)(5d – 6), what do you get @MUNCH300 ?

Answer 8

-5

Answer 9

Nope, show your work so I can help you.

Answer 10

d. -65

Answer 11

im doing it but im come how you get negative thoe i got 65 positive

Answer 12

(5d – 7)(5d – 6)=5d(5d-6)-7(5d-6)=25d^2-30d-35d+42=25d^2-65d+42..done!!

Answer 13

thanks