leena018
leena018
10-02-2021
Mathematics
contestada
9^x + 9^x-1 = 30 what's the value of x
Respuesta :
akat08
akat08
10-02-2021
small (x)
9(x) + 9(x) - 1 = 30
2 x 9(x) - 1 = 30
2 x 9(x) = 30 + 1
2 x 9(x) = 30
simplify
9x = 31/2
x = 1/2 x log (3) (31/2)
or
x ≈ 1.24741
Answer Link
VER TODAS LAS RESPUESTAS ( 23+ )
Otras preguntas
the moon is about 240,000 miles from earth what distance written as whole number multiplied by power of ten?
What is the best estimate of the product 289 and 7?
sinθ=-2/5, tanθ>0 Find secθ
Use properties to find the sum or product
Can someone please help Bigmamma explain the question below to my daughter. I grew up on basic Math. Please! Question- Tasha believes that she can rewrite the d
What r All of the prime numbers
What digit could be in the ten millions place of a number that is less than 55,000,000 but greater than 25,000,000
Starting at a certain speed, a bicyclist travels 200m. Suppose the bicyclist undergoes a constant acceleration of 1.20m/s squared. If the final speed is 25.0m/s
how do you round to the nearest whole number? 3.1
If a set of six numbers that include both Rational and irrational numbers is graphed On a number line, what is the fewest number of distinct points that need to
