Find the value of x, suppose ?a=74°.
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a. 53°
b. 37°
c. 16°
d. 74°
b. 37°
Mathematics
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Calculate. Round to two decimal places if necessary.
A. -3 B. 3 C. 0.06 D. 0.6
Mathematics
Solve the trigonometric equation in the interval [0, 2?) by first squaring both sides.tan x = 1 - sec x
A. 
B. ?
C. {0}
D. 
Mathematics
Draw the graph of the equation.y2 - 6y + 4x + 21 = 0
A. 
B. 
C. 
D. 
Mathematics
Factor the polynomial completely.16x2 - 81
A. (4x + 9)(4x - 9) B. (16x + 1)(x - 81) C. (4x + 9)2 D. (4x - 9)2
Mathematics