jmoneyhotdog
jmoneyhotdog
02-09-2016
Mathematics
contestada
I need help on number 12
Respuesta :
Jakcie
Jakcie
02-09-2016
First set up the equation, 82=(x)(x+7).
Then simply it 82= x^2 + 7x. --> x^2 + 7x - 82
use the quadratic formula.
you should get 6.21 or -13.21.
Since length can't be negative, the answer should be 6.21feet.
Answer Link
VER TODAS LAS RESPUESTAS ( 32+ )
Otras preguntas
What is 9x^2-24x+ 16
y varies directly as x. if x=5 when y=12 find x when y=30
The decline in medieval trade was caused by
How did the alliances that formed in Europe after world war 2 form an "iron curtain" as described by Winston Churchill in a 1946 speech?
The distance of a wave crest from its resting. position is its. out of A. Wavelength B. Amplitude C. Height
There is a turtle race. The race will last 2 minutes. I have to find the distance from the start each turtle will be at the end of the race. Speed (in inches pe
Help please this I'd for geometry
If the angles of a triangle are in ratio 2:3:7 find the measure of all the angles of the triangle
Help please this I'd for geometry
Evolution is: A) A change in the composition of a population from one generation to the next.B) A phenomenon that must be inferred from evidence, because it can
