Question

Multiply the following using appropriate identities.

3. ( x + 7 ) ( x + 7 ) (2)

4. ( 3x + 1 ) ( 3x – 8 )​

Answer 1

Step-by-step explanation:

3.

x+7*x²+14

x³+7x²+14x+98

4.

9x²+3x-24x+8

9x²-21x+8

Answer 2

Answer:

3. (x+7)(x+7)

=(x+7)

x²+7?+2(x)(7)

x²+49+14x

4. (3x+) (3x-8)

(4x) (5x)

x24/5