Answer:
sin(a)=20/29
cos(a)=21/29
Answer:
2 ( a + 7)
Step-by-step explanation:
2a + 14
both 2a and 14 are divisible by 2
2a/a = a
14/2 = 7
2( a + 7) = 2a + 14
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Answer:
4x^3+x+7
Step-by-step explanation:
The answer is C..................
