62 - 16 = 20
14x2-7x2-16 7x2-16 (this can't be simplified any more)
(b-4) squared
9x squared plus 16 = 0 factored is plus and minus 4/3 i.
13X squared + 7X + 12
No
9x squared plus 16 = 0 factored is plus and minus 4/3 i.
The answer is 4 squared minus 2 squared as 4 squared is 16 minus 2 squared, which is 4, gives you 12 as an answer.
75r^2-48 You can take out 3.So... 3(25r^2-16) 3-parenthesis-25r squared-minus-16-parenthesis (:
3c(squared)-17c-6 = 0 (3c+1)(c-6) = 0 c= negative one third or positive 6
(x−6)(x+5)
81 x 2 - 16 = 146
(4x-8)(2x+2)