SwegNShook
SwegNShook
18-07-2019
Mathematics
contestada
If x + y = 12 and x - y = 3, then
x2 - y2 =
Respuesta :
konrad509
konrad509
18-07-2019
[tex]x^2-y^2=(x-y)(x+y)\\\\x^2-y^2=3\cdot12=36[/tex]
Answer Link
VER TODAS LAS RESPUESTAS ( 43+ )
Otras preguntas
What is the gcf of bc(m+10)-5(10+m)
simplify complex fraction3/4 + 1/3/1/6 + 3/4
Solve the following exponential equations 4^x=1024
The measure of one angle of a parallelogram is 40 more than 3 times another. Find the measure of each angle.
Find 3 consecutive even numbers where the product of the smaller two numbers is 40 less than the square of the largest number.
if f(x)=2x-9, find f(p) and f(x+h)
Four books, one each on physics, chemistry, mathematics, and biology are about to be stacked on a shelf. If the books are stacked randomly, what is the probabil
If the radius of a circle is increased by 100%, then the area is increased by: (A)100% (B) 200% (C) 300% (D) 400% (E) none of these
Graph the equation x-y=6
Simplify (3x - 5) + (3x + 6).