What is the discriminant of the polynomial below?

2 х2 + 4x - 9

А. 88

в. 22

с. - 56

D. - 2

Determine whether each expression is equivalent to - 9.8 + (-4.3). Select Yes or No for each expression. -9.8-4.3 Yes No -9.8 + (-0.2) + (-4.1) Yes No -9.8-0.2+4.1 Yes No -9.8 + (-0.2-4.5) Yes No -9.8+0.2-4.5 Yes No

which of the following is a factor of 7x^2 - 12x-4? a) x+2 b) none of the above c) 7x-2 d) x-4 ... ?

Emade There are 666 students going to a trivia competition. If each school van can hold 6 students, how many vans will they need?

Joe's Junkyard sold 122 pieces of desk art from recycled materials at $7.50 each in its test market last year. It has 35 additional markets of similar size. Forecast its dollar sales for the first year.

Change 7 2/5 to improper fraction

Mike who has 6 video games, has half as many games as paul

The length of a rectangle is 4 cm greater than its width. the perimeter is 32 cm. find the length of the rectangle.

Jenny is exactly 3 years old. Her brother Ken is exactly 17 months old. How many months older than Ken is Jenny?

Annual sales for a restaurant were $575,000 in 2006. Since then, the sales increased at a rate of 3% per year. Write and use an exponential model to find the sales in 2018.

In a triangle ABC, if A=x, B=2x, C=3x, then B=