Find the exact value of the following expression without using a calculator.cot (-90°)
A. Undefined
B. -1
C. 0
D. 1
Answer: C
Mathematics
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Use inductive reasoning to predict the next line in the pattern. Then perform the arithmetic to determine whether your conjecture is correct.6 × 6 = 3666 × 66 = 4356666 × 666 = 443,556
A. 666 × 6666 = 44,435,556 B. 6666 × 6666 = 444,556 C. 6666 × 6666 = 445,556 D. 6666 × 6666 = 44,435,556
Mathematics
Multiply.
A. - 8
B. 
C. - 
D. 
Mathematics
Perform the operation. Write the answer as a fraction in lowest terms.
? 
A. 
B. 
C. 
D. 
Mathematics
Write the numeral as a decimal numeral. By decimal numeral, we mean the system we use in everyday arithmetic.
?
?
A. 12,355 B. 12,345 C. 13,345 D. 12,445 E. 12,346
Mathematics