Evaluate (1.2x 10 4) + (3.2x 10 -6) using a graphing calculator (you can also use your virtual ti calculator if you have it or find one online). write your answer in scientific notation from a calculator.

15

step-by-step explanation:

we are given the following expression and we are to solve it and find the product:

-13 × (-5)

solving the given expression in the standard order of solving a mathematical expression, beginning with the opening of brackets and then multiplying the terms and changing their signs.

-3 × -5 = 15 (answer is positive because when negative is multiplied with negative, it gives a positive answer)

x = 23.78

step-by-step explanation:

the answer will be b x² +x-1

step-by-step explanation:

x is the total time in minutes for the free response

you are given number of questions as 15 - m and time per item as 8 minutes

to find x multiply the two givens together:

x = 8 * (15-m) = 8(15-m)