Math
posted by John .
f(x)=13x^2 15x14
g(x)=15x^3+14x^215x+12
find f(3) × f(10) + f(7) × g(9)

f(3) = 13*915*3+4
and so on. Just plug in your x values and crank it out.
Move along folks  nothing to see here...
Respond to this Question
Similar Questions

algbrea
3x5(3x7)= 2(x+9) + 45 3x15x+35= 2x+18 +45 12x + 35 = 2x+63 12x 28 = 2x 12 28 =x 40 =x 3x5(3x7)= 2(x+9) + 45 3x15x+35= 2x+18 +45 12x + 35 = 2x+63 10x+35=63 10x=28 x=2.8 you are both wrong! 3x  15x + 35 = 2x + 18 + 45 … 
math
if y=5x2, then 3x=? PLEASE EXPLAIN a 5x 6 b 15x6 c 15x+6 d 156 e 15x+6 
algebra
15(3+x)=6x9 4515x=6x9 4515x+15x=6x+15x9 45=21x9 45=x9 45/9=5 x=5 is this right 
Math
f(x)=13x^2 15x14 g(x)=15x^3+14x^215x+12 find f(3) × f(10) + f(7) × g(9) 
math
Solve by elimination 5x+y=2 3x+y=1 This is what I got : 3(5x+y=2) 5(3x+y=1) 15x+3y=6 15x5y=5 2y=1 2 2 Y=1/2 15x+3(1/2)=6 15x+3/2 =6 15x/15= 9/2 /15 X=3/10 
Algebra
I need help trying to put the correct vocabulary words when solving this problem such as grouping, factor, prime factor, GCF, and perfect square, and please check and see if I am doing this correctly. 15x^2+31x+2 In my last problem … 
Algebra
I need help trying to put the correct vocabulary words when solving this problem such as grouping, factor, prime factor, GCF, and perfect square, and please check and see if I am doing this correctly. 15x^2+31x+2 In my last problem … 
Math
William solves the equation 5(3x2)=15x2. How many solutions does he find? 
Math to hard please help
Add or subtract (4x^2+15x3)(3x^2+5) A. 7x^2+15x8 B. x^2+12x+2 C. x^2+15x8 D. 7x^2+8 Please help me. Thanks 
Math
Ms.lynch has 21 coins in nickles and dimes.Their total value is $1.65. How many of each coin does she have?