Mathematics, 06.04.2021 18:20 kaliemn7oyqxuy

PLS HELP 60pts The Quadratic Formula, x equals negative b plus or minus the square root of b squared minus 4 times a times c, all over 2 times a, was used to solve the equation. 2x2 − 8x + 7 = 0. Fill in the missing denominator of the solution.

4 plus or minus the square root of 2, all over blank

−16
2
4
14

Answers: 2

Show answers

Another question on Mathematics

Mathematics, 21.06.2019 15:30

Find the gradient of f(x,y,z)equals=left parenthesis x squared plus y squared plus z squared right parenthesis superscript negative 1 divided by 2 baseline plus ln left parenthesis x right parenthesis x2+y2+z2−1/2+ln(xyz) at the point left parenthesis negative 2 comma 1 comma negative 2 right parenthesis(−2,1,−2).

Answers: 1

Answer

Mathematics, 21.06.2019 21:30

Aroulette wheel has 38 slots in which the ball can land. two of the slots are green, 18 are red, and 18 are black. the ball is equally likely to land in any slot. the roulette wheel is going to be spun twice, and the outcomes of the two spins are independent.the probability that it lands one time on red and another time on black in any order is(a) 0.5 (b) 0.25 (c) 0.4488 (d) 0.2244

Answers: 1

Answer

Mathematics, 21.06.2019 21:30

Using elimination, what is -4x+2y=-12 4x+8y=-24

Answers: 1

Answer

Mathematics, 21.06.2019 23:50

The height of a plant, in inches, p years after planting it is given by the polynomial function r(p) = -2p% + 270p. find the height of the plant when p = 90 years.

Answers: 3

Answer

You know the right answer?

PLS HELP 60pts The Quadratic Formula, x equals negative b plus or minus the square root of b square...

Questions

Mathematics, 29.01.2020 03:40

The cost of 5 motorcycles is equal to the cost of one suv. write and solve and equation to find the cost of one motorcycle, if the suv cost $45,800...

Mathematics, 29.01.2020 03:40

Find the radius of the cylinder. the volume is 600,000. and the height is 76 in...