guardianneangel guardianneangel

22-06-2017
Mathematics

contestada

REALLY NEED HELP ON THESE!!
Find the product: (8n-3)(7n+5)

Answers Availiable:

56n^2 - 15

56n^2 +19n - 15

Respuesta :

evil123toothpick evil123toothpick

22-06-2017

The answer would be 56n^2 + 19n - 15

Multiply 8n with 7n to get 56n^2, then multiple 8n with 5 and you get 40n, then multiple -3 with 7n to get -21n, then -3 times 5 which gives you -15. Simplify and that is the answer you would get.

Answer Link

Otras preguntas

Kevin went to the nursery and bought a 5 ft tall tree. After planting the tree, Kevin made a table to record theheight, h, of the tree, t years after it was pla

(4 to the 3rd power * 4 to the 6 power)to the 5th power

mark wrote this description of a quadrilateral he drew it has one pair of parallel lines and two congruent lines but the lines that are congruent are not para

the measurements of the angle of a triangle are in the extended ratio 6:1:5 what is the measure of the largest angle

Determine the equation of the graphed circleReminder that the equation should look like the example I provided

Look at the figure:An image of a right triangle is shown with an angle labeled x.If tan x° = 3 divided by y and cos x° = y divided by z ,what is the value of si

1. A number of f/5.8 is typical of which element of camera setting? 2. A number of 100 is typical of which element of camera setting? 3. A number of 1/10000 is

The weight of a goat increased by 12 pounds is 38 pounds. Which equation represents the situation?

The expression below is scientificnotation for what number? 4.58 • 10^-2

Evaluate. 7⋅5+42−23÷4