Find the exact value of the expression using a sum or difference identity.tan (
)
A. 2 + 
B. 
C. -2 - 
D. 
Answer: A
Mathematics
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Write the Hindu-Arabic numeral in expanded form.1613
A. (1 × 101) + (6 × 102) + (1 × 103) + (3 × 104) B. (1 × 100) + (6 × 101) + (1 × 102) + (3 × 103) C. (1 × 103) + (6 × 102) + (1 × 101) + (3 × 100) D. (1 × 104) + (6 × 103) + (1 × 102) + (3 × 101)
Mathematics
Use the substitution method to solve the system.5x - 7y = -212x + 2y = 6
A. (-1, 4) B. (0, 4) C. (0, 3) D. No solution
Mathematics
Solve the problem.A laminated lab bench has 1
inches of plywood, 1
inches of pressed board, and 
inch of formica. What is the thickness of the lab bench?
A. 3
inches
B. 1
inch(es)
C. 
inch
D. 
inch
Mathematics
Multiply and simplify.
? 
A. 
B. 
C. 
D. -
Mathematics