Simplify 2a + 2 / a^2 - 1

A) 2 / a - 1

B) 2a + 2 / a^2 - 1

C) - 2

D) a + 1 / a - 1

45 degrees (2x-5) degrees what is the value of x

A typist can type 3 pages in 20 minutes. How many pages can he type in an hour?

Write an expression that equals 24. Include an exponent.

Melanie is flying from washington, d. c., to seattle. her flight leaves at 10 a. m. when her plane lands, the pilot announces that it is 2 p. m. in seattle. how long did her flight take

Which statement comparing x² + 10 and x + x + x is true when x=-5? A. x2+10 B. x² + 10 = x + x + x C. x2+10>x+x+x

A researcher measured the heights of forty high-school students. The measurements are recorded here. Heights (in inches) 58 59 60 60 60 61 61 61 61 62 62 62 62 62 62 63 63 63 64 65 67 67 68 68 68 68 69 69 70 70 70 71 71 71 71 71 72 73 74 76 If

Sally's bicycle tire is 52 inches in circumference. Number of Revolutions Distance Covered. 1 inches 3 inches 12 inches 27 inches 146 inches

Lower quartile of 6 8 10 12 14 15 15 20

Oswald has £6 he buys some cans of drink at 85p each and has 5p left over how many cans of drink did he buy

Lisa's store collects 5% sales tax on every item sold if if she caused if she collected $22. In sales tax what was the cost of the items her store sold