singer1 singer1

10-11-2015
Mathematics

contestada

Evaluate a² + ab -b² +5 when a =2 and b = 3. is the answer A. 0 B. 1 C. 6 D. 11

Respuesta :

bellbell252 bellbell252

10-11-2015

(2)^2 + (2*3) - (3)^2 + 5=?

4+6-9+5=6

The answer is C. 6

Answer Link

Otras preguntas

Which integer is between -36/15 and -69/20

Alana biked 45 miles in 3 hours.How many miles did she bike per hour?

What is the value of n (3xn)+4=32

Is the equation true, false or open 9p+8=10p+7

Why slavery developed in the American colonies?

Josiah ran 4/5 mile. How many tenths are equal to 4/5 mile.

help me decrease £82 by 13%

The length of the longest loaf of bread measured 1,405ft 1 3/4in. It was cut into slices 1/2in. thick. How many slices were there?

30 points! Divide (8.6 x 10^8) by (3.2 x 10^3). Express your answer in scientific notation. A) .26875 x 10^6 B) 2.6875 x 10^5 C) 2.6875 x 10^11

Which is the most highly developed civilization:Olmec, Maya, Aztec, or inca