asaadfatma
asaadfatma
04-02-2017
Mathematics
contestada
4x²-17x-42 by factor
Respuesta :
surjithayer
surjithayer
10-02-2017
4x²-17x-42
=4(x²-17/4x)-42
=4[x²-17/4 x+(-17/8)²-(-17/8)²]-42
=4(x-17/8)²-289/64-42
=4(x-17/8)²-(289+2688)/64
=4(x-17/8)²-2974/64
=[(2x-34/8)²-(√2974/8)²]
=(2x-34/8 +(√2974/8))(2x-34/8-(√2974/8)
=[2x+(√2974-34)/8][2x-(√2974+34)/8]
Answer Link
VER TODAS LAS RESPUESTAS ( 33+ )
Otras preguntas
When making an automobile purchase decision, you should always attempt to find the vehicle that provides the _______ price and the _______ quality.
(b) In the figure below, m 2AEB= 55° and m AB = 60°. Find m CD. m CD =
what is the answer for (x – 3)2 = 5
7- Simplify each expression. -8+2(-5)
help asap i need help
It would be Waves If the hint says wa then its waves Rate 5 star if right
Write a number or expression in the box to create a true equation.8 x (20 + ___) = 8 x ___ + 8 x 7 = 160 + 56 =
What is 1 2/3 - (-5 2/3)? • 6 1/3 • 6 2/3 • 7 1/3 • 7 2/3
HELP How did the the Compromise of 1850 fail to prevent tensions between the North and South? o it allowed the slave trade in Washington, D.C. angering norther
Someone pls help +10 and brainliest if correct Which number is different? A.892 B. 35890 C. 9476 D. 623897
