powerschelsea49 powerschelsea49

13-03-2017
Mathematics

contestada

i need help on 12 and 14 plzz and thank you

i need help on 12 and 14 plzz and thank you class=

Respuesta :

ChandrikaP ChandrikaP

13-03-2017

1)
3x^-1y^2x^3y^-1
when base are same powers add
3x^(-1+3)y^(-1+2)
3x^2y

2)
(-3) -(2)(-4)/(-2)-(-1)
(-3)+8/-2+1
-3+8/-1
5/-1
-5

Answer Link

Otras preguntas

Which of the following types of accounts have a normal debit balance? 1) Assets and dividends 2) Liabilities and expenses 3) Revenues and liabilities 4) Liabili

Kelly surveyed 13 other seventh grade students to find out the number of days it had been since the last time they were given math homework. The results are sho

In a survey of women in a certain country (ages 20-29), the mean height was 62.6 inches with a standard deviation of 2.73 inches. Answer the following questio

The process by which culture is transmitted from one generation to the next is called ________.

"In order to lay a due foundation for that separate and distinct exercise of the different powers of government, which to a certain extent is admitted on all ha

2 y = x - 6 x = 6 + y solve for x and y

Question 3: Which of the following methods can be used in Cognos Analytics to create visualizations?a) Drag-and-drop interfaceb) Writing code in Pythonc) Using

The tangent to the circumcircle of an isosceles triangle ABC at A , which AB=AC, is parallel to BC.A. TrueB. False

Which skin type is more likely to have a greater problem with hyperpigmentation than the other skin types? 1) Dry skin 2) Oily skin 3) Normal skin 4) Combinatio

Let R(t) = 55(1.02)ᵗ describe the size of the rabbit population in the PEA woods t days after the first of June. Let B(t) = 89(1.01)ᵗ describe the size of the b