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Tasya [4]
3 years ago
14

If a² + b² = z and ab = y, which of the following is equivalent to 4z + 8y? Show all the steps.

Mathematics
2 answers:
Dmitrij [34]3 years ago
8 0

Answer:A

Step-by-step explanation:

Ivenika [448]3 years ago
7 0

Answer:

The answer to your question is:       (2a + 2b)²

Step-by-step explanation:

a² + b² = z

ab = y

Which is equivalent to 4z + 8y ?

Substitution

                                     4(a² + b²) + 8(ab)

Simplify                        4a² + 4b² + 8ab

Order                            4a² + 8ab + 4b²       It's a perfect square trynomial

Factorize                     (2a + 2b)²

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<u>Pre-Algebra</u>

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<u>Algebra I</u>

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