meganpearson199 meganpearson199

25-10-2016
Mathematics

contestada

What is the value of 4a3 – 2b2 + 5 when a = 3 and b = −2?

Respuesta :

linktra linktra

25-10-2016

4a(3)-2b(2)+5
4(3)(3)-2(-2)(2)+5
12(3)-(-4)(2)+5
36-(-8)+5
44+5
49
The answer is 49.

Answer Link

Аноним Аноним

25-10-2016

4a3 – 2b2 + 5

= 4 * 3^3 - 2 * (-2)^2 + 5

= 4 * 27 - 2 * 4 + 5

= 96 - 8 + 5

= 93

Answer Link

Otras preguntas

In the late 1800s, experiments using cathode ray tubes led to the discovery of the (1) electron (3) positron (2) neutron (4) proton

Types of Predators When large predators, such as lions or wolves, are removed from a food web, smaller “mesopredators” step in to take their places, and the res

Secretary of State John Hay sent his Open Door Notes (1899–1900) to world powers to (1) keep Chinese workers from coming to America (2) secure a fair settlement

In early spring, many wildflowers begin to grow, produce flowers, and release seeds. The leaves of the wildflowers make food before the leaves of the trees in t

Who, in ladies figure skating, holds the current world record?

0.000701 in scientific notation with negative powers of 10

how would you write 62.22 in expanded form

Imagine that an exchange student from China visits your class. While your teacher discusses how the United States has a limited government, the Chinese student

What was an immediate result of the Black Death? (1) labor shortages (2) overseas exploration (3) decrease in anti-Semitism (4) improvements in medical science

What were Louis Pasteur's experiments related to spontaneous generation?