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What is photosynthesis?

Photosynthesis is the process plants undergo to make energy. Carbon dioxide + water > oxygen and glucose. Plants need sunlight for this process to occur. The roots of the plant take water from the soil...

MB
Answered by Madeleine B. Biology tutor
1903 Views

A=(1,a;0,1/2) B=(1,-1;0,2) AB=I, calculate the value of a.

First notice I is the 2x2 identity matrix (1,0;0,1) now we can form an equation to solve for a, look for an entry where a is involved the (1,2) entry of I is 0 and calculated by 1(-1)+2a=0 now solving giv...

DS
1934 Views

Point A lies on the curve y=3x^2+5x+2. The x-coordinate of A is 2. Find the equation of the tangent to the curve at the point A

First differentiate the function with respect to x, dy/dx=6x+5 this finds the gradient function now calculate the gradient at point A by inputing x=2 into the gradient function 6(2)+5=17. Now using y=mx+c...

DS
4024 Views

Explain how a monopoly affects competition in a market

A monopoly is a type of market structure where by the market is dominated by one company. Due to the lack of participants in the market, the monopoly has the ability of charging high prices with low quant...

CM
Answered by Chloe M. Economics tutor
1475 Views

Write 2x^2 + 6x + 6 in the form a(x^2 + b) + c by completing the square.

2x2 + 6x + 62(x2 + 3x + 3) => Factor out 4 from each term so the x2 term of the quadratic has 1 for a coefficient.2[(x + 3/2)2 - d + 3] => Here, we've div...

II
Answered by Iffshah I. Maths tutor
2987 Views

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