Find the area enclosed by the x-axis and the curve x = 4 + et, y = t âˆ' t2.

What is the quotient of the division? 742 : 7 = ?

The lengths of the legs of a right triangle are 9 cm and 40 cm. What is the length of the hypotenuse? A. 39 cm B. 41 cm C. 49 cm D. 65 cm

What is the first step in estimating 56 times 27?

8mn5 - 2m6 + 5m2n4 - m3n3 + n6 - 4m6 + 9m2n4 - mn5 - 4m3n3

Taking the speed of the radio signal as 3*108 m/s, calculate the time taken for a signal to reach a GPS receiver from a GPS satellite at a position 21 000 km distant from the receiver.

What is 2.2 as an improper fraction

Calculate dy/dxif y = 4x3 + 3x2 + 2. A. 12x2 + 6x B. 12x3 + 6x2 C. 12x3 + 6x2 + 2 D. 12x2 + 6x + 2

A train leaves Little Rock, Arkansas, and travels north at 60 kilometers per hour. Another train leaves at the same time & travels south at 65 kilometers per hour. How long will it take before they are 500 kilometers apart?

Use binomial thereom to expand (x+6) ³

How much interest is earned in one year on $5,000 at an interest rate of 3%?