We initially have 100 grams of a radioactive element and in 1250 years there will be 80 grams left... determine the exponential decay equation for this element. A. Q=100e^-0.0001785t B. Q=80e^-0.0001785t. C. Q=100e^-1.785t d. Q=100e^2.07944t

The length of the largest fish is 967.74 times greater than the length of the smallest fish. select a variable expression that shows the length of the largest fish, if 8 is the length of the smallest fish. a. s + 967.74 b. \[ \frac{967.74}{s} \] c. 967.74 - s d. 967. 74s

Ke’ajah has a coupon for 1/3 off the regular price, t, of a tent. which expression represents the price of the tent using the coupon? select the two correct expressions. a. 1/3t b. 2/3t c. t - 1/3 d. t - 2/3 e. t - 1/3t f. t - 2/3t

What are the solutions for the following system? -2x^2+y=-5 y=-3x^2+5