moviewolfzoyqp6z moviewolfzoyqp6z

01-11-2017
Mathematics

contestada

Find the value of this expression if x = -7

x squared - 1
over
x + 4

Respuesta :

Аноним Аноним

04-11-2017

1) x^-1/(x+4)
2) x/1/(x+4)
3) -7/1/(-7+4)
4) -7/-3
5) 2 1/3

So the answer is 2 1/3

Answer Link

Otras preguntas

Liz wants to drink 1.5 litres of water each day. She buys the water in packs of 6 bottles. Each bottle contains 0.5 litres of water. How many packs of water do

explain in steps how to graph this linear inequality 2x+3y > -2

What's the word for looking down on others; proud and scornful

Which chemical equation best describes the reaction of potassium metal with fluorine gas to form solid potassium fluoride? A. K(s) + F2(g) → KF2(s) B. K(s) + F(

What is the highest mountain on each continent?

A tree casts a shadow 27 m long. At the same time, the shadow cast by a 66-cm tall statue is 56 cm long. Find the height of the tree to the nearest tenth of a

How many moles of water (H2O) would be produced if 10 moles of O2 gas reacted completely with excess H2 gas?2 H2(g) + O2(g) → 2 H2O(g)A. 5 B. 10 C. 20 D. 30

What would cause a decrease in the quality of circulating red blood cells

what we need to become success

Which of the following steps is not critical in the creation of Bt corn?a.Cut out a piece of DNA from a DNA molecule.b.Splice a piece of DNA into DNA from anoth