Please answer Q5. 'C'

Please answer Q5. 'C' pauerns : a) 10. S, O, -5. b) .20..16.-12, Find the value of: a) A submarine is positioned 1800m below sca level. If it ascends 250m, what is its ne-w iM1at will be the sign of product if we multiply together thirteen times? Fill in the blanks and the name of the property used in each case; (a) -8+(-17) = -17+(.. (c) Product of two numbers is zerp. If one of them is -567,0ther one is... (i) For 14, -15 find whether .(a) a and b are closed under addition. (b) a+(b+c) — (a+b)+c (c) a-b — b-a (ii) Verify : a-(-b) = a+b for the following values ofa and b

Dear Student,
We know that any number multiplied by 0 will give 0 as result.
Here one number is -567 so another number should be 0 so that their product is 0.
Hope this information will clear your doubts about the opic.
Regards

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