Question

2. If I = 4pqa, b = -3p?q, h = 2pºq then, find the value of lxbxh.
3. Expand: -2p(5p2 – 3p + 7)
4. Find the product of (2x + 3)(2x – 4)
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Answer 1

Answer:

What is the meaning of question number 2??? write it correctly...

Step-by-step explanation:

3. -2p(5p2-3p+7)=-2p*5p2+2p*3p-2p*7=-10p3+6p2-14p

4. (2x+3)(2x-4)=2x(2x-4)+3(2x-4)=4x2-8x+6x-12=4x2-2x-12