Answer:
3) 6 and 1
Step-by-step explanation:
A coefficient is always the number that is in the same term as the variable, and a variable always has a 1 in front of it
m<ACB = 65°
m<BCD and m<ACB are supplementary
Sum of supplementary angles = 180
so
m<BCD = 180 - 65
m<BCD = 115
Answer
A. 115
Make the u substitution
u=x^2
du=x dx
it should simplify the problem
The second one is correct
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