3 years ago

Subject : Maths Level : High school Topic : Surds Points : 72

Mathematics

1 answer:

Mila [183]3 years ago

6 0

Answer:

a = 5

Step-by-step explanation:

<u>Simplify:</u>

√5(√8 + √18) =
√5*8 + √5*18 =
√40 + √90 =
√4*10 + √9*10 =
2√10 + 3√10 =
(2 + 3)√10 =
5√10

<u>The value of a:</u>

a√10 = 5√10
a = 5

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