Use the substitution-of-variable technique to solve the system analytically.
+ 
= 
- 
= - 
A. {(-4, -1)}
B. {(4, 1)}
C. {(1, 4)}
D. 
Answer: B
Mathematics
You might also like to view...
Find an approximate value for the integral, using the trapezoidal rule with n intervals. Round the answer to the nearest tenth if necessary.
n = 2
A. 110 B. 66 C. 99 D. 55
Mathematics
Statistics are useful for the electronics technician for:
a. Predicting failure rates of components b. Incoming inspection of purchased parts c. Circuit analysis d. All of the above
Mathematics
Evaluate the expression, if possible.81-5/4
A. 243
B. 
C. - 
D. not a real number
Mathematics
Solve the polynomial equation in the complex numbers.2x3 - x2 - 10x + 5 = 0
A. {2, 
, -
}
B. {-2, 
, - 
}
C. {
, 
, - 
}
D. {- 
, 
, - 
}
Mathematics