Find the exact value of the expression.cos
A. - 
B. 
C. 
D. 
Answer: B
Mathematics
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Use the multiplication principle to solve the equation.8 = - 
a
A. -2 B. 3 C. -32 D. 4
Mathematics
Solve the equation for solutions over the interval [0, 2?). Write solutions as exact values or to four decimal places, as appropriate.sin 
+ cos 
= 
A. 
B. {?}
C. 
D. {0 , ?}
Mathematics
Write the decimal number that has the specified place values.8 ten-thousandths, 1 tenth, 7 ones, 3 thousandths, 4 hundredths
A. 0.71438 B. 83,417 C. 17.0438 D. 7.1438
Mathematics
Decide whether the perimeter or area would be used to solve a problem concerning the measure of the quantity.Measuring a garden for tilling
A. Area B. Perimeter
Mathematics