Evaluate the expression for the given replacement values.xy for x = 5, y = -1.5
A. 75
B. 7.5
C. -7.5
D. -75
Answer: C
Mathematics
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Provide an appropriate response.Evaluate 5 × 122 - 
following the order of operations using a calculator.
A. 75 B. 715 C. 1 D. 115
Mathematics
Establish the identity.sec 4 x - tan 4 x = sec 2 x + tan 2 x
What will be an ideal response?
Mathematics
Perform the operation and simplify, or solve the equation for the variable.
= 
+ 
A. -3
B. 3
C. 
D. no solution
Mathematics
Determine whether the values in the table belong to an exponential function, a logarithmic function, a linear function, or a quadratic function.
A. logarithmic B. quadratic C. exponential D. linear
Mathematics