In the problem, t is a real number and P = (x, y) is the point on the unit circle that corresponds to t. Find the exact value of the indicated trigonometric function of t.(
, -
)Find cos t.
A. -
B.
C. -
D.
Answer: D
Mathematics
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Place the correct symbol, < or >, in the blank between the decimals. -31.06 -31.3
A. > B. <
Mathematics
Choose the equation that matches the graph.
A. -
= 1
B. +
= 1
C. -
= 1
D. +
= 1
Mathematics
Use the formula v = r? to find the value of the missing variable. Give an exact answer unless otherwise indicated.r = 4 cm, ? = radian per sec
A. cm per sec
B. cm per sec
C. 12? cm per sec
D. cm per sec
Mathematics
Use the discriminant to decide whether the equation represents a parabola, an ellipse, or a hyperbola.6x2 - 3y2 + 3x + 10y + 2 = 0
A. Ellipse B. Hyperbola C. Parabola
Mathematics