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Solve the quadratic equation (x^2)-7x+10=0

x=5 2) x=2
DG
Answered by Dilhan G. • Maths tutor
3406 Views

Work out (2^34) / (2^3)^10

Work out 2 34 /(2 3 ) 10 (2 3 ) 10 = 2 30 2 34 /2 30 = 2 4 = 16
TS
Answered by Tom S. • Maths tutor
3235 Views

A rectangle of perimeter 45cm has sides of length x and x+4. Work out the value of x.

First, draw a diagram to help visualise the problem. Next, write out the full sum: x + x + (x+4) + (x+4) = 45 This simplifies to: 2x + 2(x+4) = 45 Which expands to: 2x + 2x + 8 =45 This simplifies to: 4x + 8...
IR
Answered by Imogen R. • Maths tutor
7291 Views

The point P has coordinates (3, 4) The point Q has coordinates (a, b) A line perpendicular to PQ is given by the equation 3x + 2y = 7 Find an expression for b in terms of a.

The point P has coordinates (3, 4) The point Q has coordinates ( a , b )A line perpendicular to PQ is given by the equation 3 x + 2 y = 7 Find an expression for b in terms of a . let l be the gradient for th...
AI
Answered by Abi I. • Maths tutor
10642 Views

Increase 32 million by 4%. Give your answer correct to the nearest million.

(32,000,000)*1.04= 33,280,000= 33,000,000 to the nearest million.
SB
Answered by Simona B. • Maths tutor
10234 Views