The information below refers to triangle ABC.
?
inches. Find all the missing parts.
?
Apply the rules regarding the use of significant digits after all computations are complete.
?
A. inches,
inches
B. inches,
inches
C. inches,
inches
D. inches,
inches
E. inches,
inches
Answer: B
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Solve the problem.The strength S of a rectangular wooden beam is proportional to its width times the square of its depth. Find the dimensions of the strongest beam that can be cut from a cylindrical log. (Round answers to the nearest tenth.)
A. w = 6.4 in.; d = 9.0 in. B. w = 7.4 in.; d = 10.0 in. C. w = 5.4 in.; d = 10.0 in. D. w = 7.4 in.; d = 8.0 in.
Evaluate the expression according to the order of operations.5 ? 2 + 4(6 + 2) + 5
A. 41 B. 245 C. 62 D. 47
Consider the differential equation. A detailed direction field is not needed. Find the solutions that are constant, for all (the equilibrium solutions). In what regions are solutions increasing? Decreasing?y'(t) = y(y + 3)(8 - y)
A. y = -3, y = 8; increasing for y < -3, 0 < y < 8; decreasing for -3 < y < 0, y > 8 B. y = 0, y = -3, y = 8; increasing for y < -3, 0 < y < 8; decreasing for -3 < y < 0, y > 8 C. y = -3, y = 8; increasing for -3 < y < 8; decreasing for y < -3, y > 8 D. y = 0, y = -3, y = 8; increasing for -3 < y < 0; decreasing for y < -3, y > 0
Add as indicated.9n5 - 2n2 - 8
A. 8n7 B. 15 - 5n5 - 2n2 C. 15n5 - 5n2 - 2 D. -2n5 + 6n2 + 4