isoken
isoken isoken
  • 03-12-2020
  • Mathematics
contestada

please guys help me my head is hurting!!!!!!!!


find x if 101 base x =17


​

Respuesta :

LammettHash
LammettHash LammettHash
  • 03-12-2020

Write out the base-x expansion of [tex]101_x[/tex] :

[tex]101_x[/tex] = 1 • x² + 0 • x¹ + 1 • x⁰

This number is equal to 17 (in base 10), so that

x² + 1 = 17

Solve this for x :

x² = 16

x = ±4

(Yes, negative bases are totally valid.)

Answer Link

Otras preguntas

The lcm of 165xy and 77x 3 y is _____. 1,155x 3y 11xy 12,705x 4y 2 105x 3y
I need it fast plz help me
A compact car will drive three miles east, five miles west, and then 13 miles east again. The car gets 40 miles per gallon, and there is 1/4 of a gallon of gas
What are the expressed powers of congress?
How much of the factory labor cost for the year consisted of indirect labor?
After establishing the Dominion of New England, King James II appointed _____________ as governor of the new colony. a. his daughter Mary b. Edmund Andros c
What is the ratio of 267?
a company ordered $400 worth of muffins. Bran muffins cost $2 each and blueberry muffins cost $4 each. If the company ordered twice as many blueberry muffins a
Which best describes the process by which ultrasounds images are made? Low-frequency sound waves are generated by a machine and refracted off of objects, crea
Dolly must clean up her room before she goes out. 5. In this sentence, what word begins the subordinate clause? A. Dolly B. she C. clean D. bef