Establish the identity.sin3 x cos2 x = sin x (cos2 x - cos4 x)
What will be an ideal response?
sin3 x cos2 x = sin x (1 - cos2 x) (cos2 x) = sin x (cos2 x - cos4 x).
Mathematics
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Make the indicated temperature conversion. Round answers to one decimal place if necessary.A weather forecaster has predicted a high temperature of 38°C for tomorrow. Convert this temperature to degrees Fahrenheit.
A. 10.9°F B. 100.4°F C. 53.1°F D. 36.4°F
Mathematics
Find the value of the missing number.
= -2
A. -8 B. 6 C. -6 D. 8
Mathematics
Factor.15z3 + 8z2 - 16z
A. z(15z + 1)(z - 16) B. (3z - 4)(5z + 4) C. z(3z + 4)(5z - 4) D. (z2 - 4)(15z + 4)
Mathematics
Find the x-intercepts.y = x2 - 3x - 10
A. (-5, 0) and (2, 0) B. (5, 0) and (0, -2) C. (5, 0) and (-2, 0) D. (0, 5) and (0, -2)
Mathematics