Write the following phrase as an algebraic expression and simplify if possible. Let x represent the unknown number.Three times a number, increased by thirteen
A. 3 + 13x
B. 3x - 13
C. 3x + 39
D. 3x + 13
Answer: D
Mathematics
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Match the vector equation with the correct graph.
r(t) = -3ti + 2tj + 2tk; 0 ? t ? 1
A. Figure 3 B. Figure 1 C. Figure 5 D. Figure 8
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Write the expression in simplest form. If a radical appears in the denominator, rationalize the denominator.
A. 7
B. 3
C. 21
D. 7
Mathematics
Provide an appropriate response.Solve: 6x4 - 13x2 + 5 = 0
What will be an ideal response?
Mathematics
Expand.
5
A. m5 + 25m2 + 250m + 
+ 
+ 
B. m5 + 25m3 + 250m + 
+ 
+ 
C. m5 + 25m3 + 250m + 
+ 
+ 
D. m5 + 25m3 + 250m2 + 
+ 
+ 
Mathematics