Solve the problem.The decay of 906 mg of an isotope is given by A(t)= 906e-0.033t, where t is time in years. Find the amount left after 36 years.
A. 267 mg
B. 138 mg
C. 877 mg
D. 276 mg
Answer: D
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Add.97,9518,833
A. 127,468 B. 128,568 C. 129,568 D. 128,468
Solve the problem.You are asked to make some circular cylinders, each with a cross-sectional area of src="https://sciemce.com/media/4/ppg__tttt0613191435__f1q5g5.jpg" alt="" style="vertical-align: -17.0px;" /> and look for the interval in which you must hold x to make 
To do this, you need to know how much deviation from the ideal cylinder diameter of 
cm you can allow and still have the area come within 
of the required 
To find out, let 
What interval do you find?
A. 
B. 
C. 
D. 
Find the center, foci, and vertices of the ellipse.
+ 
= 1
A. center at (0, 0)
foci at (0, -7) and (0, 7)
vertices at (0, -49), (0, 49)
B. center at (0, 0)
foci at (-9, 0) and (9, 0)
vertices at (-81, 0), (81, 0)
C. center at (0, 0)
foci at (0, - 4
) and (0, 4
)
vertices at (0, -9), (0, 9)
D. center at (0, 0)
foci at (- 4
, 0) and (4
, 0)
vertices at (-9, 0), (9, 0)
State whether the equation is a conditional equation, an inconsistent equation, or an identity.5(y + 3) = 6(y - 7)
A. Identity B. Inconsistent equation C. Conditional equation