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Firstly, recall the definition of a logarithm: if y = loga(x), then this means that y is the power you have to raise a to, to get x, that is ay = x.Now, we want to introduce a new ba...
Hotspots, which occur away from plate boundaries, develop when the decay of radioactive elements in the Earth's core heat magma directly above it in the mantle. The heated magma expands and becomes less d...
Throughout the body, blood is transported through vessels (arteries, veins and capillaries). Within the arteries (biggest vessels), different factors can cause the build up of cholesterol in the wall of t...
The electron configuration of zinc is [Ar]4s23d10. The only oxidative state which zinc has is Zn2+ in which its configuration is [Ar] (4s0)3d10, as t...
First rearrange the second equation so that it's equal to y. You do this by adding x and y to both sides of the equation. You should then have y=x-1. Next you should sub y=x-1 into the first equation, xCMAnswered by Chloe M. • Maths tutor2883 Views
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