Mathematics, 30.03.2021 18:20 maddynichole2017
1. Derive this identity from the sum and difference formulas for cosine:
sin a sin b = (1 / 2)[cos(a β b) β cos(a + b)]
Calculation Reason
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Answers: 3
Mathematics, 21.06.2019 20:40
Which function has an inverse function? a.f(x)= |x+3|/5 b. f(x)= x^5-3 c. f(x)= x^4/7+27 d. f(x)= 1/xΒ²
Answers: 1
Mathematics, 21.06.2019 23:30
Pleting the square f the given find the x-intercepts of the parabola with vertex (-5,13) and y-intercept (0, 12). write your answer in this form: (14,.99). if necessary, round to the nearest hundredth. *- h enter the correct answer, de verter, and ametry 00000 done doo
Answers: 2
1. Derive this identity from the sum and difference formulas for cosine:
sin a sin b = (1 / 2)[cos(...
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