Completely factor the polynomial or state that the polynomial is prime.x4 + 4x2 - 21
A. (x2 + 3)(x2 + 7)
B. prime
C. (x2 + 3)(x2 + 1)
D. (x2 - 3)(x2 + 7)
Answer: D
Mathematics
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Perform the operations and simplify.?
?
?
A. ?
B. ?
C. ?
D. ?
E. ?
Mathematics
Solve. Remember to insert units when writing your answer.Sara wants to consume no more than 5.4 g of saturated fat with her breakfast. If her tea with milk contains 187 mg of saturated fat, how much more saturated fat can she have with her breakfast?
A. 52.13 mg B. 3.53 g C. 5.213 g D. 5213 g
Mathematics
Solve and check the linear equation.32 - 2(12 - 9)2 = 54x
A. {6}
B. {0}
C. 
D. 
Mathematics
Add. Simplify, if possible.-12 + 9
A. -3
B. -3
C. -11
D. -2
Mathematics