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Express the polynomial x^3+x^2-14x-24 as a product of three linear factors.

Firstly, use the factor theorem to determine one factor. Substitute factors of 24 into the equation, beginning at plus or minus 1 and then increasing. The first factor found will be -2, therefore (x+2) is...

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Answered by Scarlet W. Maths tutor
14859 Views

Describe the difference between the function of a receptor and the function of an effector.

receptors detect a changes in the enviroment and effectors allow a response to be made. an example of this would be the jerk reflex when accidentally touching something thats hot. temperature receptors in...

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Answered by Anthony D. Biology tutor
2699 Views

I have trouble with French pronounciation. What can I do to improve ?

This is a common issue when learning a language, and a common mistake is to think that one should just keep training the way they pronounce French words, when in fact training the ear as well is key. If y...

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Answered by Léa S. French tutor
1703 Views

Flask Q (volume = 1.00 x 103 cm3 ) is filled with ammonia (NH3) at 102 kPa and 300 K. Calculate the mass of ammonia in flask Q. (Gas constant R = 8.31 J K−1 mol−1 )

n = PV/RT 102 000 ×(1.00 × 10−3) / 8.31 × 300 = 𝑛 n= (4.091456077x10-2) Mass = n x 17 = 0.696g (3 sig figs only)

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Answered by Ashley R. Chemistry tutor
6348 Views

Kenny has £3200 in a savings account. After a year, the bank pays him interest increasing his balance to £3360. What percentage rate was applied to the account?

Kenny originally had £3200 After a year, he had £3360 £3360 - £3200 = £160 160/3200 = 0.05 0.05 x 100 = 5% Therefore, a 5% interest rate was applied to Kenny's account

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Answered by Megan C. Maths tutor
5128 Views

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