dsriggsbee dsriggsbee

27-06-2017
Mathematics

contestada

Evaluate 2b2 - 3b + 4a2 for a= -6 & b=8 A. -40 B. 202 C. 248 D. 346

Respuesta :

Banabanana Banabanana

27-06-2017

2b² - 3b + 4a² =
2*(8)² - 3*8 + 4*(-6)² =
2 * 64 - 24 + 4*36 =
128 - 24 + 144 = 248

Answer Link

texaschic101 texaschic101

27-06-2017

2b^2 - 3b + 4a^2....a = -6, b = 8

2(8^2) - 3(8) + 4(-6^2) =
2(64) - 24 + 4(36) =
128 - 24 + 144 =
248 <==

Answer Link

Otras preguntas

Your kidneys, the main organ of the excretory system, work with the __________ system, to filter liquid waste from your blood.

Exercise6 help me guys.

Blood pressure peaks when the heart contracts, pumping blood into the arteries and causing them to stretch - this is called the __________ pressure. blood press

PLEASE HELP ME I BEG YOU I REALLY NEED HELP!!!!!! i need to check my answers and theres some questions that i need help on please

Janice wants to buy stock in a company . Each share of stock costs $12 . She must pay a one-time fee of $50 to buy the stock . If she paid $530, how many shares

jon has to pay $9 admission for the skating rink and $2 per hour to rent rollerblades. how many hours can he skate for $19?

i don't know how to do this

Help I can not do it

1. statistics middle of ordered list 2. mode the average 3. data gathered information 4. mean occurs most often 5. median analyzing information

A gas cylinder contains 2.0 mol of gas X and 6.0 mol of gas Y at a total pressure of 2.1 atm. What is the partial pressure of gas Y? Use mc017-1.jpg. 0.50 atm 1