# Square root + equation - math problems

#### Number of problems found: 60

• Completing square
Solve the quadratic equation: m2=4m+20 using completing the square method
• Square root 2
If the square root of 3m2 +22 and -x = 0, and x=7, what is m?
• Solve equation
solve equation: ?
• Root
The root of the equation ? is (equal or greater or less than zero)? ?
• One third power
Which equation justifies why ten to the one-third power equals the cube root of ten?
• Unknown number 4
I think number. When I divided its square root by its 1/9, I get a number 1. What number am I thinking?
By introducing a new variable solve biquadratic equation: ?
• Digits A, B, C
For the various digits A, B, C is true: the square root of the BC is equal to the A and sum B+C is equal to A. Calculate A + 2B + 3C. (BC is a two-digit number, not a product).
• Square
Suppose the square's sides' length decreases by a 25% decrease in the content area of 28 cm2. Determine the side length of the original square.
• Exp
If ?, then n is:
• Diagonal of the rectangle
Calculate the diagonal of the rectangle which area is 54 centimeters square and the circuit is equal to 30 cm.
• Rectangle pool
Determine dimensions of open pool with a square bottom with a capacity 32 m3 to have painted/bricked walls with least amount of material.
• Product
The product of two consecutive odd numbers is 8463. What are this numbers?
• Exponential equation
Find x, if 625 ^ x = 5 The equation is exponential because the unknown is in the exponential power of 625
• Factors
Can the expression ? be factored into rational factors?
• Garden
The area of a square garden is 6/4 of triangle garden with sides 56 m, 35 m, and 35 m. How many meters of fencing need to fence a square garden?
• Geometric sequence
In the geometric sequence is a4 = 20 a9 = -160. Calculate the first member a1 and quotient q.
• What is
What is the annual percentage increase in the city when the population has tripled in 20 years?

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