MATH Help NOW!!!! Plz
Solve 3x^2 -49=0
algebra 2
262144
Math help plz
Solve 3x^2-49=0
Math help NOW!!!!! Plz
Solve by completing the square : 2x^2= 9x+5
Algebra
Thanks steve
Algebra
Solve by completing the square: x^2+3x-28=0
Chemistry
If the half-life of uranium-235 is 7.04 (times) 10 (to the eight power) 8 y and 12.5 g of uranium-235 remain after 2.82 (times) 10 (to the ninth power) y, how much of the radioactive isotope was in the original sample?
Chemistry
If the half-life of uranium-235 is 7.04 (times) 10 (to the eight power) 8 y and 12.5 g of uranium-235 remain after 2.82 (times) 10 (to the ninth power) y, how much of the radioactive isotope was in the original sample?
Chemistry
Carbon-14 has a half-life of 5730 y. How much of a 144 g sample of a carbon-14 will remain after 1.719 (times) 10 4y?
Chemistry
Carbon-14 has a half-life of 5730 y. How much of a 144 g sample of a carbon-14 will remain after 1.719 (times) 10 4y?
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