Add or subtract as indicated. Then simplify your answer if possible. Leave the answer in terms of sin ? and/or cos ?.
?
What will be an ideal response?
Mathematics
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Replace the Cartesian equation with an equivalent polar equation.x2 + 4y2 = 4
A. r2(cos2? + 4 sin2?) = 4 B. r2(4 cos2? + sin2?) = 4 C. 4 cos2? + sin2? = 4r D. cos2? + 4 sin2? = 4r
Mathematics
Provide an appropriate response.Solve the following equation: 
= 
Fill in the blank(s) with the appropriate word(s).
Mathematics
Solve the system of linear equations. 3x + y = 1012x + 4y = 40
A. (5, -5) B. Infinitely many solutions C. (0, 10) D. No solutions
Mathematics
Solve.Find the total cost of tiling a triangular area having a base length of 9 meters and a height of 5 meters if it costs $6.65 to tile one square meter. Round to the nearest cent.
A. $93.10 B. $45.00 C. $149.63 D. $299.25
Mathematics