The sentence "Van has come." is grammatically correct IF the noun "Van" is the name of a person. A proper noun is not usually preceded by an article. If the noun "van' is a common noun, a word for a …

L=1.01m Parameters L = ? g = 10ms^-2 pi = 22/7 T = 2sec From S.H.M T = 2pisqrt (L/g) Making L the subject of formula.. T = 2pisqrt (L/g) Divide both sides by color ...

3+i" or " -3-i "let " sqrt(8+6i)=a+bilarr" square both sides" rArr8+6i=(a+bi)^2=a^2-b^2+2abi "equating the coefficients of real/imaginary parts" a^2-b^2=8to(1) 2ab=6rArrb=3/ato(2) "substitute " b=3/a" in " (1) …

"Undefined" & hence this is an inconsistent equation. (x + 3) - (x - 3) = 1 (x + 3 - x + 3) = 1 (x - x + 3 + 3) = 1 0 + 6 = 1 rArr "Undefined" The equations having no solution are called inconsistent equations. …

5x^2+8x-6 >"assuming you mean to simplify" 4x^2+5x+x^2+3x-6 "we simplify the expression by "color(blue)"collecting like terms" "like terms are terms which contain the same variable (letter)" "note …

sqrt3" sq.units." By the Cosine Rule, cosA=(b^2+c^2-a^2)/(2bc), and, cosB=(a^2+c^2_b^2)/(2ac). :. cosA/a=cosB/b".........[Given]," rArr (b^2+c^2-a^2)/cancel(2abc)=(a ...

Friction and other factors will always prevent this To be 100% efficient, all input energy would need to be converted in to useful output energy. In any real engine, there will always be friction (since there will …

(d) is the correct option. CH_3CH(OH)CH_2CH_2CH_3 (pentan-2-ol) being secondary alcohol on oxidation first tansformed into ketone. CH_3CH(OH)CH_2CH_2CH_3stackrel([O])-> …

Nov 28, 2017 · Human Body raises it's temperature ( What we call Fever ) as a feedback to pathogen's attack. Body activates it's Antibodies which fight against antigens. B-Lymphocytes, T-Lymphocytes , …

1st year student of Applied chemistry