In first diameter=8,In second diameter=2/3,
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The answer is C because that's is a 90 degree angle. So you just subtract 70 from 90.
Answer:
31x^2-2 is the answer....
Step-by-step explanation:
Answer:
Choices given as
and
are correct.
Step-by-step explanation:
Given expression is,

By applying law of exponents in the given expression,







Therefore, choices given as
and
are correct.