Answer:
m<2 = 50°
Step-by-step explanation:
Right triangle
m<3 = 40
so m<2 = 90 - m<3
m<2 = 90 - 40
m<2 = 50
Answer:
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Step-by-step explanation:
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If you choose a blue marble first its the probability of 3/12 simplified to 1/3 and then the probability of choosing a red next is 5/11 as you didnt replace the one blue marble
Answer:
B. 3(a + 7) + 3/(a + 2)
Step-by-step explanation:
Just substitute (a+2) in for every (x) in the equation:
f(a + 2) = 3 ((a + 2) + 5) + 4/(a+2)
= 3 (a + 7) + 4/(a+2)
The answer would be just 2 because it didn't turn to a fraction.<span />
