Solve the problem.Find an equation for the tangent to the curve y = 
at the point (1, 4).
A. y = 0
B. y = x + 4
C. y = 4x
D. y = 4
Answer: D
You might also like to view...
Write the first five terms of the arithmetic sequence with the first term a1 and common difference d. a1 = 12, d = -6
A. 12, 18, 24, 30, 36 B. -12, -18, -24, -30, -36 C. 1, 12, 18, 24, 30 D. 12, 6, 0, -6, -12
Find the standard-form equation of the ellipse centered at the origin and satisfying the given conditions.An ellipse with intercepts (±2, 0) and (0, ±5)
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Tell whether the statement is true or false.Some rational numbers are integers.
A. True B. False
Solve.The distance D that a spring is stretched by a hanging object varies directly as the weight W of the object. If a 11-kg object stretches a spring 85 cm, find the distance when the weight is 21-kg. Round your answer to the nearest whole centimeter.
A. 117 cm B. 8 cm C. 162 cm D. 3 cm