शून्यक4 ,7 वाले द्रिघात बहुपदोकीसंख्याहोगी | 10 | गणित 2021 (S) | MATHS | BIHAR BOARD- PREVIOU...

अंतिम 4 दिन की बवाल तैयारी | Class 10th Bihar Board Exam 2024 | बोर्ड के पेपर में 100/100 आएंगे

The rate constant of a reaction is 1.5 xx 10^(7)s^(-1) at 50^(@)C and 4.5 xx 10^(7) s^(-1) at 100^(@)C . Evaluate the Arrhenius parameters A and E_(a) .

A star is 8. 1xx10^(13) km away from the earth. Suppose light travels at the speed of 3. 0xx10^5 km per second. How long will it take the light from the star to reach the earth? 7. 5xx10^3hou r s b. 7. 5xx10^4 hou r s c. 2. 7xx10^(10) s e con d s d. 2. 7xx10^(11)s e con d s

Leg P(x)=|7 6x-10 2x-10 5x-10 3 4|,s u mofz e roe sofP(x)i s 30 (b) 28 (c) 27 (d) None of these

The triangle formed by the lines 10x^(2)+21xy-10y^(2)=0 and 7x+3y=4 I s