Find the domain and range of the function h(x,y) = figure.png)
 multiple choice.png)
 ANSWER.png)
Mathematics
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Find the product and simplify. Assume all variables represent nonnegative real numbers.(5
+ 7 )(
- 4)
A. 5x + 27
- 28
B. 5x + 13
- 28
C. 5x - 13
+ 28
D. 5x - 13
- 28
Mathematics
Multiply.-7 × (-3)
A. -21 B. 21 C. 11 D. -14
Mathematics
Perform the indicated operations and write the result in standard form.(5 + 
) (4 + 
)
A. 14 - 9
i
B. 26 + 54i
C. (20 - 
)+ (5
+ 4 
)i
D. (20 + 
)- 26i
Mathematics
Solve by the quadratic formula. If there are no real roots, say so.x2 = 9 - 4x
A. -1 ± 
B. 2 + 
C. -2 ± 2
D. -2 ± 
Mathematics