Which choice is equivalent to the expression below?

root-81

A. 9i

B. i root9

C. root9i

D. - 9

E. - root9

What do solve 7,876x8

You are given the numbers √1,815 and √3,025. Are the numbers rational? A. Only √ 1,815 is rational B. Only √ 3,025 is rational C. Both numbers are rational D. Both numbers are irrational

According to a survey, the residents of country a have approximately 179,300,000 dogs and cats as pets. The same survey reports there are about 5.01 * 10^7 dogs and cats as pets in country b.

A pentagon has a perimeter of 32 inches. Four of its sides are 4, 4, 5, and 7 inches long. What is the length of the 5th side

What is the value of y? 79° 37°? Im talking about a triangle

With a tank of gas, if you can drive 475 miles, your car uses 12 miles per gallon. Write an equation to model this situation

Is the normal distribution curve is also called the bell curve? True or False

What is 28% of 170 A. 46.8 B. 44.8 C. 4.76 D. 47.6

Which ordered triple is a solution of this system? 2x + y - z = 7 -x - 2y + 4z = - 15 x + 2y - 5z = 17 a) (3, 1, 0) b) (1, 3, - 2) c) (2, 5, 2) d) (-2, 6, - 5)

Use properties of exponents to write an equivalent expression for 5 exponent 4 * 5 exponent - 7