Find the graphical solution of the inequality.
Mathematics
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Calculate the sum.(+24) + (+3)
A. 21 B. -21 C. 27 D. -27
Mathematics
For the given graphical representation of vector v, estimate a1 and a2 so that 
and calculate 
.
A. a1 = 9, a2 = -9; 
= 162
B. a1 = 9, a2 = -9; 
= 12.7
C. a1 = 9, a2 = 9; 
= 12.7
D. a1 = 9, a2 = -9; 
= 4.2
Mathematics
Solve the system of equations using Cramer's Rule, if applicable.
A. ?
B. (4, -3)
C. {(x,y) 
D. (-3, 4)
Mathematics
Use properties of logarithms to condense the logarithmic expression. Write the expression as a single logarithm whose coefficient is 1. Where possible, evaluate logarithmic expressions.2 log4 3 + 
log4(r - 1) - 
log4 r
A. log4 
B. log4 
C. log4 
D. log4 
Mathematics