Write as a single interval.[-5, ?) ? (10, ?)
A. (10, ?)
B. [-5, 10)
C. ?
D. [-5, ?)
Answer: D
Mathematics
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The position vector of a particle is r(t). Find the requested vector.The velocity at t = 3 for r(t) = (2t2 + 2t + 3)i - 4t3j + (6 - t2)k
A. v(3) = 14i - 108j - 6k B. v(3) = 10i - 108j - 6k C. v(3) = 14i + 108j + 6k D. v(3) = 8i - 36j - 3k
Mathematics
Solve by using the quadratic formula:
A) No real number solution
B) –7, –1
C) –12, –4
D) –7, –9
E) –6, –4
Mathematics
Decide whether the slope is positive, negative, zero, or undefined.
A. Positive B. Negative C. Undefined D. Zero
Mathematics
Solve the problem.A ladder is resting against a wall. The top of the ladder touches the wall at a height of 6 ft. Find the length of the ladder if the length is 2 ft more than its distance from the wall.
A. 8 ft B. 12 ft C. 10 ft D. 6 ft
Mathematics