Solve this plz class 9
...
Answers: 1
Mathematics, 21.06.2019 14:10
Which linear equations have an infinite number of solutions? check all that apply. (x β 3/7) = 2/7(3/2x β 9/14)8(x + 2) = 5x β 1412.3x β 18 = 3(β6 + 4.1x)οΏΌ(6x + 10) = 7(οΏΌx β 2)4.2x β 3.5 = 2.1 (5x + 8)
Answers: 3
Mathematics, 21.06.2019 16:50
The rate of decay of a radioactive substance depends upon the amount present initially. the mass y (mg) of the radioactive substance cobalt-60 present in a sample at time t (years) is represented by the exponential equation y=50e β0.1315 t . answer the following questions in complete sentences. 1. how does the exponential equation above compare to the equation for simple interest that is compounded continuously? explain the similarities. 2. what is the initial amount of cobalt-60 in the sample? 2. how much cobalt-60 is left after 8.4 years? show your work. 3. what would be the y-intercept of the graph? what does it represent? 4. after how many years will the amount of cobalt-60 left be 6.25 mg? explain what happens to the cobalt-60 after 50 years? 5. discuss some βreal-worldβ examples and uses of cobalt-60
Answers: 1
Mathematics, 21.06.2019 20:30
Use complete sentences to differentiate between a regular tessellation, and a pure tessellation. be sure to include specific types of polygons in your explanation.
Answers: 2
Mathematics, 21.06.2019 23:30
Jane has 5 nickels.john has 3 dimes.jane says she has a greater amount of money.with the information given,is she correct?
Answers: 3
Medicine, 20.07.2019 04:10
Computers and Technology, 20.07.2019 04:10
Medicine, 20.07.2019 04:10
Chemistry, 20.07.2019 04:10
Geography, 20.07.2019 04:10
Computers and Technology, 20.07.2019 04:10
Engineering, 20.07.2019 04:10
Engineering, 20.07.2019 04:10