Graph the expression on each side of the equals symbol to determine whether the equation might be an identity.
= tan ?
A. Not an Identity
B. Identity
Answer: B
Mathematics
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Multiply.(
+ 
)(
- 
)
A. 
+ 
+ 
+ 17
B. 
+ 
+ 
- 17
C. 
+ 
- 
+ 17
D. 
+ 
- 
- 17
Mathematics
Decide whether the expression has been simplified correctly.60x = 0
A. Not simplified correctly B. Simplified correctly
Mathematics
Sketch the graph of the quadratic function. Give the vertex and axis of symmetry.y + 9 = (x + 3)2
A. vertex: (3, 9)
axis of symmetry: x = 3
B. vertex: (- 3, - 9)
axis of symmetry: x = - 3
C. vertex: (- 3, 9)
axis of symmetry: x = - 3
D. vertex: (3, - 9)
axis of symmetry: x = 3
Mathematics
Use the distributive property to find the product.(x - 9y)(x + 3y)
A. x - 6xy - 27y B. x2 - 6xy - 27y2 C. x2 - 9xy - 27y2 D. x2 - 6xy - 6y2
Mathematics