Provide an appropriate response.Fill in the blank to complete the statement. A matrix having the same number of rows as columns is called a ? matrix.
A. regular
B. rectangular
C. column
D. square
Answer: D
Mathematics
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Provide an appropriate response. Simplify the expression: (4x2 - 3x + 1) - (3x2 - 5x + 4)
A. x2 - 8x + 5 B. x2 - 8x - 3 C. 7x2 - 8x + 5 D. x2 + 2x - 3
Mathematics
Simplify the complex fraction.
A. 
B. 
C. 
D. 
Mathematics
Write the trinomial in standard form and then factor completely. If the trinomial cannot be factored, say it is prime.60 - 16x + x2
A. (x - 6)(x - 10) B. (x - 6)(x + 10) C. (x + 6)(x - 10) D. (x + 6)(x + 10)
Mathematics
Evaluate the indicated trigonometric function of the acute angle ?.If ? is an acute angle of a right triangle and if sec ? = 
, then find the value of cot ?.
A. 
B. 
C. 
D. 
Mathematics