Answer:
if x=4 then y=18
Step-by-step explanation:
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(4-a)(a2+7a-18)
4a2+28a-72-a3-7a2+18a
-a3-3a2+46a-72
hope this helps!
Answer:
-√32 < 59/11 < √30 < 5.49
Answer:
1) I just simply added the numerators because the denominators of both fractions are equal. As the denominators are same , I simply wrote 6 by taking the L.C.M of both denominators.
4)
Taking 6 common from numerator,
Cancelling 6 from both numerator & denominator,