Square practice problems - page 10 of 153

Number of problems found: 3052

Square Matrix Rows
Determine how many rows the 7th-order square matrix contains.
Matrix elements
Determine how many elements a third-order square matrix contains.
Solve 3
Solve a quadratic equation: (6n+1) (4n-1) = 3n²
Matrix element count
The unit matrix has the value of determinant 3. Find out how many elements this matrix contains.
Expression value
Specify the value of this expression: 4! · 2^-5
Numeric question
Is it possible a negative, irrational number?
Geometric progression
Fill 3 numbers between 5 and 405 to form a geometric progression.
Square Matrix Order Elements
How many orders are a square matrix C if this matrix contains 36 elements?
Expression zero value
The expression 3x - [2 - (2x - 1) + x] is given. Determine for which number x the expression is equal to 0.
Subtract then square
If a = 8, then (5-a)² =
Determinant Product Matrices
The determinant of the product of 2 square matrices has the value 3. What is the product's value of the respective determinants of these matrices?
Square
Calculate the side of a square with a diagonal measurement of 10 cm.
Exponent division
Determine the result of the example: 9²:3^{- 4}
Harmonic mean
Harmonic means of 6 and 12
The product of the roots
Find the product and the sum of the roots of x² + 3x - 9 = 0
Expression simplification
Simplify 5a. (-3a)
Matrix element count
The determinant of a square matrix of the 1st order equals 3. How many elements does this matrix contain?
Identity Matrix Zeros
How many zeros does the unit matrix E contain, which has three units in the main diagonal?
Root ratio
Determine the ratio of the square root of the number 27 and the square root of the number 16.
Roots
Calculate the square root of these numbers:

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