Without using the trigonometric function keys, use a calculator and the given trigonometric values to find the indicated value. Round to four decimal places.Given:sin 68° = 0.9272cos 68° = 0.3746tan 68° = 2.4751Find sec 292°.
A. -0.9272
B. 1.0785
C. -1.0785
D. 0.3746
Answer: B
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If r(t) is the position vector of a particle in the plane at time t, find the indicated vector.Find the acceleration vector.r(t) = (4 cos t)i + (3 sin t)j
A. a = (4 cos t)i + (3 sin t)j B. a = (-4 sin t)i + (-3 cos t)j C. a = (-4 cos t)i + (-3 sin t)j D. a = (4 sin t)i + (3 cos t)j
Find percent notation.0.128
A. 12.8% B. 0.0128% C. 128% D. 0.128%
Solve the problem.A ski run follows the curve of y = 0.01x2 - 0.5x + 6 from x = 0 m to x = 30 m. What is the angle between the ski run and the horizontal when 
A. 0.31° B. 0.29° C. 15.64° D. 0.24°
Provide an appropriate response.Doug Rodante weighed 95 kilograms before losing 350 grams. What is his current weight in kilograms?
A. 91.5 g B. 255 g C. 94.65 g D. 95.5 g