Mathematics, 11.01.2020 13:31 jessicawolfking
If angle a has a measurement of 42° and is complementary to angle b, what's the measure of angle b?
a. 48°
b. 42°
c. 38°
d. 138°
Answers: 1
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Me solve this problem, and someone clearly explain to me how to solve it.1.) use the value of the discriminant to determine if the given trinomials has 2 real solutions, 1 real solution, or no real solutions.a. x2 − 4x − 7 = 0b. 4r2 + 11r − 3 = 0c. 3m2 + 7 = 0d. t2 + 2t + 1 = 0
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