Determine if the given ordered pair is a solution to the equation.2x + 3y = 23, (4, 5)
A. Yes
B. No
Answer: A
Mathematics
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Multiply. Assume that no radicands were formed by raising negative numbers to even powers.
(
+ 
)
A. 
+ 
B. 15
C. 5 + 
D. 
+ 
Mathematics
Determine whether the statement is true or false.sin 60° = 2 sin 30°
A. True B. False
Mathematics
Write the equation in standard form for an ellipse centered at (h, k). Identify the center and the vertices.6x2 + 5y2 + 20y - 10 = 0
A. C(0, -2); V(±
, -2); 
+ 
= 1
B. C(0, -2); V(0, -2 ± 
); 
+ 
= 1
C. C(-2, 0); V(±2, 
); 
+ 
= 1
D. C(-2, 0); V(-2, ±
); 
+ 
= 1
Mathematics
Establish the identity.(cos ? + sin ?)2 + (cos ? - sin ?)2 = 2(cos2? + sin2?)
What will be an ideal response?
Mathematics