laxmiban587 laxmiban587

18-08-2021
Mathematics

contestada

Factorize the following: cos²B + 5cosB - 6

Respuesta :

krisdirect2u krisdirect2u

18-08-2021

Answer:

(cosB-1)(cosB+6)

Step-by-step explanation:

use u substitution . u = cosB

u^2+5u-6

factor

(u-1)(u+6)

put cosB back in for u

(cosB-1)(cosB+6)

Answer Link

Otras preguntas

A farmer is mixing feed for his cattle.He mixes 100 bushels of oats worth 40 cents/bushel with 50 bushels of barley worth $ 1.00/bushel.What is the value per bu

how many kilograms is a mass of a cat and show your work

Why is cartilage important? A. It contains a fluid that enables the surfaces of bones to slide over each other smoothly at the joints. B. It acts as a cushion b

how many months have 28 days

How do new businesses benefit from the freedom of a market economy?

who is a ruler who has absolute power and authority

How do new businesses benefit from the freedom of a market economy?

what energy transformations take place in an A320

how many times does 40 go into 280?

Which of these is a correct match? William II - leader of germany Nicholas II - leader of france Franz Ferdinand - leader of Russia George V - leader of Austria