5 Answered Questions for the topic Surds

11/30/18

√(a+b√3)=13/(4+√3)

√(a+b√3)=13/(4+√3) where a and b are integers, find, without using a calculator

09/25/14

Surds and Indices

The mass, m milligrams , of a radioactive substance, present at time t years after first being observed, is given by m=300e-0.85t . Given that p milligrams is the amount of the substance that... more

09/24/14

Surds and indices

The curve y=axn-23 passes through (3,4), (9,220) and (-1,k). Find the values of a, n and k.   Ans: a=3, n=2 and k=-20   Thank You!:)

09/24/14

Surds and Indices

Fenitoine is administered intravenously through a bolus injection. The concentration, C µg/ml , of the drug in the blood, t hours after administration is given by C=4.86e-0047t . State the... more

Still looking for help? Get the right answer, fast.

Ask a question for free

Get a free answer to a quick problem.
Most questions answered within 4 hours.

OR

Find an Online Tutor Now

Choose an expert and meet online. No packages or subscriptions, pay only for the time you need.