Seudónimo Seudónimo
  • 14-04-2017
  • Mathematics
contestada

help with these two please
thank youu

(no need to show work, just please be sure of ur answer)

help with these two please thank youu no need to show work just please be sure of ur answer class=
help with these two please thank youu no need to show work just please be sure of ur answer class=

Respuesta :

chloker
chloker chloker
  • 14-04-2017
the answer to the question is 5 -5
Answer Link
tmcclaskey19
tmcclaskey19 tmcclaskey19
  • 14-04-2017
1. 2x^2=50 -> x^2=25 -> sqrt(x^2) = sqrt(25) -> x = +/- 5

2. (c+9)^2 = 64 -> square root both sides ->
(a) c+9=8 -> c= c= 8-9 -> c=-1
(b) c+9= -8 -> c= -8-9 -> c= -17


Answer Link

Otras preguntas

An object of mass 2 kg has a linear momentum of magnitude 6 kg • m/s. What is this object’s kinetic energy?
If 4x+5y=10 and x+3y = 8 then (5x+8y)/3=
If a circle is cut from a square piece of plywood, how much plywood would be left over? Use 3.14 for pi
How do enzymes help to carry out biochemical reactions? A. By decreasing the energy of the reactants B. By increasing the activation energy of the reaction C. B
Most autotrophs make “food” through the process of a. photosynthesis. b. homeostasis c. chemosynthesis d. cellular respiration
A pizza with 2 toppings from Maria's Pizza Place costs $11.00.A pizza with 5 toppings from Maria's Pizza Place costs $14.75.Each topping at Maria's Pizza Place
Estimate the angle of elevation from the trailhead to the summit.
What is the average of 30, 40, and 80?
How can i solve this f:d->R f(x)=x at power2/x-1
Most autotrophs make “food” through the process of a. photosynthesis. b. homeostasis c. chemosynthesis d. cellular respiration