Solve the equation.
+ 5 = 4
A. 1
B. no solution
C. 81
D. -1
Answer: B
Mathematics
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Use a product-to-sum identity to rewrite the expression.cos 16° cos 36°
A. 0.5(cos(-20°) - cos(52°) ) B. 0.5(sin(52°) - sin(-20°) ) C. 0.5(cos(52°) + cos(-20°) ) D. 0.5(sin(52°) + sin(-20°) )
Mathematics
The map in figure shows driving distances and times between California and Nevada cities. Use Kruskal's algorithm to find the minimum spanning tree for the following cities: Santa Rosa, San Francisco, Oakland, Manteca, Yosemite Village, Merced, Fresno, and San Jose.
__________ mi
Fill in the blank(s) with the appropriate word(s).
Mathematics
Evaluate the exponential function at the specified value of x.f(x) = 
x, x = -1
A. -3
B. 
C. - 
D. 3
Mathematics
Verify the identity.
+ 1 = 2 sin2 x
What will be an ideal response?
Mathematics