Find the value of the expression 4a4 - 2b2 + 40 when a = 2 and b = 7.

6

39

74

202

Four less than a number is greater than - 28.

A tree casts a shadow 7.5 long. Awomen 5 ft. tall casts a shadow 3 ft. long. The triangle shown for the tree and its shadow is similar to the triangle shown for the women and her shadow. How tall is the tree?

Negative 2 fifths times negative 1 and one fourth

A collection of 120 critical components is available for your use. It is generally known that the rate of occurrence of defects is 5% and that on the average 1 out of 20 will be defective.

What is the value of 28

Find the y-intercept of the line y = 6x + 174

Factor of 3x^2 - 6x 3

If i have 7 dollars and i get 10 every 2 weeks how much many would i have by june 26

In a circle with a radius of 12.6 ft, an arc is intercepted by a central angle of 2π/7 radians. What is the arc length? Use 3.14 for π and round your final answer to the nearest hundredth. Enter your answer as a decimal in the box.

Estimate 3,245 : 8 =