Is the sum of 4.2 and 2 squared irrational or rational?

1. The equation of a circle in general form is x2 + y2 - 6x + 4y - 86 = 0 What is the center and radius of the circle?

How many 1/8s are there in 3/4

What is the factorization of the polynomial below? x^2+7x + 12

Write the greatest whole number that uses the digits 1 trought 9 once each.

Write an equation for the linear function g with the given value g (0) = - 5; g (4) = 6

On a number line, the surface of a river is marked at - 225 feet and the top of a building is marked at + 18 feet, where 0 represents sea level.

The length of a rectangle is 3 inches more than its width, and its perimeter is 22 inches. Find the width of the rectangle. 4 in. 5 in. 7 in.

In 2017, the world's population was 7.451 billion people. Tge world growth rate is 1.13% annually, (a) what the projected world's population in 2035? (b) how long will it take for world's population to double?

What multiplies to 105 and adds to 16

The time it takes to wash the dishes is uniformly distributed between 5 minutes and 13 minutes. what is the probability that washing the dishes tonight will take me between 8 and 11 minutes?