Answer:
Step-by-step explanation:
D=5^2-4*(-7)*2
D=25+56
D=81
two real rational solutions, since 81 is a perfect square
Answer:
6000 square millimeters
Step-by-step explanation:
Side length of the slanting side can be calculated using the Pythagorean theorem,
L = sqrt(30^2+40^2) = 50
sufrace area of a triangular prism
= surface area of the end sections + the surface area of the three side faces
= 2*(30*40/2) + 40*(30+40+50)
= 1200 + 4800
= 6000 mm^2
Sorry, but I have no idea what your "<span>eaqkesbnnn" means.
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If you were supposed to add 0.16 and 0.45, the correct answer would be 0.61.
Answer:
it the same because they have the same thing it just the seconded one just has more steps.
Step-by-step explanation: