Expression of a variable from the formula + exponentiation - practice problems
Number of problems found: 68
- Expression 3801
What is the value of x in the expression 8^x = 1/64 - Seventh term
The first term of a geometric sequence is nine, and the third term is 1296. Find the seventh term. - Determine 3750
Determine x if 27^x = 1/3 - Determine 3821
Determine y: 32^y = 2 - Determine 4056
Determine x if 3^x: 3²996 = 81 - Positive 3298
Which positive number equals twice its square? - Unknown number
Determine the unknown number, which doubles its fourth square is equal to the fifth its square. - Expression: 4085
Determine the value of x and y in the expression: x! · 10^y = 0.0504. - Simplify logarithm expr
Given that logxU + logxV =p and logxU - logxV =q Prove that U=x^½(p+q) - Equation: 4386
Solve the power equation: 2.1463 = 0.4179x0.419 - Equation: 4197
Solve the equation: (4096^x) · 8! = 161280 - What is 10
What is the 5th term if the 8th term is 80 and the common ratio r =1/2? - Exponential equation
Find x, if 625^x = 5 The equation is exponential because the unknown is in the exponential power of 625 - Equation: 4014
Determine what x equals in the equation: (256^x): 10-1 = 40 - Expression 3887
Determine what z equals in the expression 169^z = 2 · 6.5 - Determine 3841
Determine the value of x: 2^x = (2^-3): 2 - Determine 3840
Find z if 12^z = 1/144 - Geometric progression
If the 6th term of a GP is four and the 10th is 4/81, find common ratio r. - Five element
The geometric sequence is given by quotient q = 1/2 and the sum of the first six members S6 = 63. Find the fifth element a5. - Determine 4104
Determine the value of x in this equation: (0.125^x) · 104 = 5000
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