Solve the equation. Express radicals in simplest form.2n2 = -10n - 5
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Provide an appropriate response.Find d997/dx997 (sin x).
Fill in the blank(s) with the appropriate word(s).
Mathematics
Find all real numbers that satisfy the equation.sin x = 1
A. 
B. {x|x = ? + 2k?}
C. {x|x = 0 + 2k?}
D. 
Mathematics
Find the sum and simplify the answer. 
A. 
B. 
C. 
D. 
Mathematics
Write the word statement as an equation. Use x to represent the unknown number. Do not solve.The sum of four times a number and 4 is equal to the difference of twice the number and 7.
A. 4x + 4 = 2x + 7 B. 4(x + 4) = 2x - 7 C. 4x + 4 = 2x - 7 D. 4x + 4 = 7 - 2x
Mathematics