Solve the equation.3x = 81
A. 27
B. 5
C. 4
D. 3
Answer: C
Mathematics
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Use a calculator to find the acute angle between the planes to the nearest thousandth of a radian.-2x - 5y - 3z = -6 and 2x + 2y - 9z = 3
A. 1.202 rad B. 1.345 rad C. 0.225 rad D. 1.398 rad
Mathematics
The area of the polygon is given. Write a polynomial that represents the missing length. 
A. x + 3 B. x + 15x5 C. x6 + 3x5 D. 5x6 + 10x5
Mathematics
Provide an appropriate response.Which is an example of a term with numerical coefficient 2?(a) x2 (b) 2x7y (c) 22x2 (d) 
Fill in the blank(s) with the appropriate word(s).
Mathematics
Write the equation in standard form.y = (x + 8)2
A. y = x2 + 16x + 64 B. y = x + 64 C. y = x2 + 8x + 64 D. y = x2 + 64
Mathematics