algebra
posted by guadalupe .
factor the following: 9x²66x+21

9x²66x+21
always look for common factors first, thus resulting i smaller numbers
= 3(3x^2  22 + 7)
= 3(3x  1)(x  7)
Respond to this Question
Similar Questions

Algebra
Can you explain to me how to solve this equation? 
Math
Can someone show me the steps to solve this problems.. 18s^2 + 72s = 0 and x^3  5x^2  66x = 0 18s^2 + 72s = 0 18s*(s + 4)=0 set both terms equal to zero. x^3  5x^2  66x = 0 x*(x^2  5x  66 )= 0 factor the second term (11,6) 
factoring
Factor x3 + 9x2 + 27x + 27 Factor 8a3 + 60a2b + 150 ab2+ 125b3 I tried doing them, but I just don't get how; perfect squares didn't work and neither did decomposition... someone please help me. 
alg3
how do i factor the perfect square trinomial 9x212x+4 
math
14) Factor each of the following expressions a) 9x2 – 3x b) 4x2 – 9 
Algebra
{27a^4b^3} {66x^6y^6} ________ *_________ {22x^3y^3} {36a^6b^3} 
College algebra
Use the rational zeros theorem to find all the real zeros of the polynomial function. Use the zeros to factor f over the real numbers f(x)=9x^4+28x^3+66x^2+196x+21 Find the real zeros of f Use the real zeros to factor f f(x)= 
MATH
EQUATION: (NOTE: THIS IS A FRACTION) 5(2^3)(2)/6xsqrt9 9x2 MY ANSWER: = 5(8)(2)/6x39x2 = 5+8(2)/189x2 = 5+16/1818 = 21/0 = undefined 
math
The area of a square garden is represented by the quadratic expression 9x2  12x + 4. The length of one side of the square garden is 91 inches. What is the value of x ? 
Maths algebra
Solve: 66x^3+5280x^256847=0