Exponentiation + square (second power, quadratic) - math problems
Number of problems found: 47
- Binomials
To binomial ? add a number to the resulting trinomial be square of binomial.
- Roots
Calculate the square root of these numbers:
- Unknown number
I think number. If subtract from the twelfth square the ninth square I get a number 27 times greater than the intended number. What is this unknown number?
- Proof I
When added to the product of two consecutive integers larger one, we get square larger one. Is this true or not?
- Unknown number
Determine the unknown number, which double of its fourth square is equal the fifth its square.
- Powers
Is true for any number a,b,c equality:? ?
- Exp
If ?, then n is:
- Power
Number ?. Find the value of x.
- Biquadratic
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).
- 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?
- Cube diagonal
Determine the length of the cube diagonal with edge 37 mm.
- Find the 2
Find the term independent of x in the expansion of (4x3+1/2x)8
- Substitution method
Solve goniometric equation: sin4 θ - 1/cos2 θ=cos2 θ - 2
- Simplest form
Find the simplest form of the following expression: 3 to the 2nd power - 1/4 to the 2nd power
- Sale
If the product twice price cut by 25%, what percentage was price cut in total?
- Geometric sequence 3
In geometric sequence is a8 = 312500; a11= 39062500; sn=1953124. Calculate the first item a1, quotient q and n - number of members by their sum s_n.
- Cube
One cube has edge increased 5 times. How many times will larger its surface area and volume?
- Cube 6
Volume of the cube is 216 cm3, calculate its surface area.
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Exponentiation - math word problems. Square (second power, quadratic) - math word problems.