3 years ago

What is the answer to (z+1)(z+2)

Mathematics

2 answers:

Marrrta [24]3 years ago

8 0

Answer:

Step-by-step explanation:

(z+1)(z+2) = z²+2z+z+2 =z²+3z+2

stich3 [128]3 years ago

4 0

Answer:

z^1+3z+2

Step-by-step explanation:

(z+1)(z+1)

Multiply each term in the first parenthesis by each term in the second parenthesis

Z x z+2z+z+2

Calculate the product

z^2 +2z+z+2

collect like terms

z^2+3z+2

2z+z

If a term doesnt have a coefficient it is considered that the coefficient is 1

2z+1z

(2+1)z

z^2+3z+2

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