Add or subtract as indicated.(7x4 + 3x3 + 3x2 + 4x - 7) + (-3x4 + 7x3 - 8x2 - 3x + 2)
A. 4x4 - 4x3 + 11x2 + x - 9
B. 10x4 - 4x3 + 11x2 - x - 5
C. 10x4 - 4x3 + 11x2 - x - 9
D. 4x4 + 10x3 - 5x2 + x - 5
Answer: D
Mathematics
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Find the general solution of the differential equation. Use C, C1, C2, . . . to denote arbitrary constants. If used, do not simplify hyperbolic functions.y''(t) = 40e8t + sin 5t
A. y = 
- 
+ C1t + C2
B. y = 
+ 
+ C1t + C2
C. y = 
- 
+ C1t
D. y = 
+ 
+ C1t + C2
Mathematics
Multiply and simplify.
? 
A. 
B. 
C. 
D. 
Mathematics
Express the number in exponential form.
A. 6.068e28.55j B. 347.69e28.55j C. 28.55e347.69j D. 28.55e6.068j
Mathematics
Determine the truth value for the simple statement. Then use these truth values to determine the truth value of the compound statement. Use the chart or graph when provided.9 + 8 = 20 - 3 and 36 ÷ 3 = 6 + 2
A. True B. False
Mathematics