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Back to Prove and use polynomial identities — Problem 5 · Task Set 16

Exercises: Prove and Use Polynomial Identities

Work through each section in order. For proof problems, show all algebraic steps clearly.

Grade 9·22 problems·~38 min·Common Core Math - HS Algebra·standard·hsa-apr-c-4
Work through problems with immediate feedback
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Fluency Practice

1.

Use the perfect square identity (a+b)2=a2+2ab+b2(a + b)^2 = a^2 + 2ab + b^2 to compute 52252^2 mentally.

Write 52=50+252 = 50 + 2, then apply the identity. Enter the value of 52252^2.