Determine the vertex of the graph of the parabola.y = x2 + 5x + 4
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Let Z be the standard normal variable. Round your answers to the nearest hundredth, if necessary.
?
Find the value of z if z satisfies 
.
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__________
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Find the value of z if z satisfies 
.
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__________
What will be an ideal response?
Mathematics
Write the number in standard form.It takes approximately 1.578 × 10-5 miles to equal one inch.
A. 0.000001578 B. 157,800 C. 0.00001578 D. 0.0001578
Mathematics
Find the exact function value.csc-1(-2)
A. - 
B. - 
C. 
D. 
Mathematics
Use the order of operations to simplify the expression.
+ 
A. 
B. 
C. 
D. 
Mathematics