Find an expression for c and an expression for d in terms of a

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Imagio asked Aug 9, 2023

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Find an expression for c and an expression for d in terms of a

Mathematics
high-school

Imagio asked Aug 9, 2023

by Imagio

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1 Answer

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Answer:

c = a² + 8

d = 4a

Explanation:

(a + √8)² =

= a² + 2a√8 + 8

= a² + 4a√2 + 8

= a² + 8 + 4a√2

Compare to c + d√2

c = a² + 8

d = 4a

Houston answered Aug 15, 2023

by Houston

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