phanvantrung070903 phanvantrung070903
  • 15-06-2021
  • Mathematics
contestada

Tích các nghiệm của phương trình Log(x-1)²=2 là

Respuesta :

thuydunglyn
thuydunglyn thuydunglyn
  • 15-06-2021

Answer:

-99

Step-by-step explanation:

Log(x-1)²=2

Log(x-1)²=Log(100)

(x-1)²=100

x-1=10 and x-1=-10

x₁=11     and x₂=-9

x₁ × x₂ = 11 × (-9) = -99

Answer Link

Otras preguntas

Small robots that can move around on the surface of a planet are called space shuttles. Please select the best answer from the choices provided T F
(Easy Questions, 50 Points!!!!) What is the capital of New York?
What is the solution of log3x − 725 = 2?
If something is implied, that means it is _____. A.stated directly B.stated indirectly C.ignored D.none of the above
Give coordinates for the vertices of a triangle that could have an area of 35 square units. Prove that your triangle fits the description by finding its area
Simplify 48 ÷ ((2+6)-2)-1 A.)-12 B.) 2 C.) 3 1/5 D.) 3
solve the following: 32÷4+4×8=? a.32 b.42 c.96 d.40
If an object looks blue, it reflects ____ waves. a. blue c. all but blue b. red and yellow d. all
how did magellans discovery of what is now considered the Phillipines directly affect the native populations that were living there?
Which strategy is LEAST helpful when struggling to write an introduction? Skip ahead and write a different part of the essay. Compose the answer to a supporting