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factorise fully: 10pq +15pqr

First thing you have to do is look at the number 10 and number 15. which number goes into 10 and 15 , its 5. 5 goes outside the first bracket. = 5( )next you have to find the like terms, both 10pq and 15p...

AT
Answered by Annabel T. Maths tutor
5008 Views

A race across America is 3096.25 miles. Juan knows from a previous race that his average speed is 15.12 miles per hour. If he cycles for 8 hours per day, how many days will it take him to finish the race?

Firstly we should get the answer distance Juan can cover per day. We know Distance = Speed * Time so the distance per day = 15.12 miles per hour * 8 hours = 120.96 miles per day.Once we know this...

AH
Answered by Alister H. Maths tutor
5147 Views

calculate the volume and surface area of a beach ball with a 30cm diameter.

surface area 1.13m^2volume 0.11 m^3

OM
Answered by Olivia M. Maths tutor
2407 Views

find the integral of 1/x

ln(x)+c

GA
Answered by George A. Maths tutor
2548 Views

A right-angled triangle has an adjacent of (x + 1) and (x - 1). (a) Find the length of the hypotenuse in terms of x. (b) Explain why the triangle can't be an isoceles triangle.

(a). Using Pythagoras' Theorem, (x + 1)2 + (x - 1)2 = x2 + 2. (b). (x + 1) cannot = (x - 1) for any x.

DA
Answered by David A. Maths tutor
2800 Views

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