Use a product-to-sum identity to rewrite the expression.cos 1° sin 36°
A. 0.5(cos 37° + cos(-35°))
B. 0.5(sin 37° + sin(-35°))
C. 0.5(sin 37° + sin 35°)
D. 0.5(cos(-35°) - cos 37°)
Answer: C
Mathematics
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Find a quadratic equation with integer coefficients that has the given solution set.{-7, -10}
A. x2 + 3x + 70 = 0 B. x2 + 17x + 70 = 0 C. x2 - 17x + 70 = 0 D. x2 - 3x - 70 = 0
Mathematics
Find the difference quotient for the function and simplify it.g(x) = 7x2 + 12x - 6
A. 7x + 6 + 14h B. 14x + 12 C. 14xh + 12h + 12h2 D. 14x + 12 + 7h
Mathematics
Find the function value.Let g(x) = 4x3. Find g(3 + h).
A. -108 + 108h - 12h2 + h3 B. 108 + 108h + 36h2 + 4h3 C. 108 - 108h + 24h2 - 4h3 D. 27 + 27h + 36h2 + 5h3
Mathematics
Solve.x2 - xy + 3y2 = 45x - y = 7
A. (8, 1), 
B. (6, -1), 
C. (8, 1), 
D. (6, -1), 
Mathematics