Use the Quadratic Formula to solve the given equation on the interval[
); then use a graphing utility to approximate the anglex. Round answers to three decimal places.
?
?
A. x = 1.229, 1.433
B. ?x = 1.227, 1.422
C. ?x = 1.233, 1.469
D. ?x = 1.231, 1.451
E. ?x = 1.235, 1.480
Answer: D
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The position vector of a particle is r(t). Find the requested vector.The acceleration at t = 3 for r(t) = (5t - 3t4)i + (3 - t)j + (3t2 - 10t)k
A. a(3) = -324i + 6k B. a(3) = -324i - j + 6k C. a(3) = -81i + 6k D. a(3) = 324i + 6k
Provide an appropriate response.Tell whether the statement is true or false. If it is false, give the correct answer. Explain.
? 
= x
What will be an ideal response?
Find the measure of the indicated angle. Figure is not drawn to scale.
Find the measure of ?y.
A. 25° B. 125° C. 55° D. 35°
Solve the system of equations.x + 4y + 2z = 225y + 5z = 40z = 3
A. {(-4, 3, 5)} B. {(3, 5, -4)} C. {(-4, 5, 3)} D. {(5, -4, 3)}