How to evaluate: under root 175 multiply under root 28
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Evaluating - (√175)x(√28)
175= 7x25. & 28 =7x4
now using identity
√a x √b = √(ab)
= √(175). √(28) = √( 175x28)
= √(7x25x7x4)
= 7x5x2
=7x10
=70
175= 7x25. & 28 =7x4
now using identity
√a x √b = √(ab)
= √(175). √(28) = √( 175x28)
= √(7x25x7x4)
= 7x5x2
=7x10
=70
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6
Answer:
Answer is 70 pless mark me as a brainlest
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