f(x) = 2x^2 + 7x + 6 . factorize this equation
2x2 + 7x + 6 step 1: find 2 numbers which times to make 12 and add to make 7, ans 3 and 4 step 2: rewrite equation as follows. 2x2 +4x +3x +6step 3 factorize into: 2x(x+2) + 3 ( x+2) step 4: (2x+3)(x+2)
completed
MJ
Related Maths GCSE answers
All answers ▸Prove that the composite function fg(2)=-26 where f(x)=3x+1 and g(x)=1-5x
Find g(f(x)) where g(x)=2x+4 and f(x)=x^2+1.
Solve the simultaneous equations: 3x − y = 23 2x + 3y = 8
Nadia has £5 to buy pencils and rulers. Pencils are 8p each. Rulers are 30p each. She says “I will buy 15 pencils. Then I will buy as many rulers as possible. With my change I will buy more pencils.” How many pencils and how many rulers does she buy?