Math, asked by shinyhades, 17 days ago

If 3 is a root of the equation x^2-kx+42=0 find the value of k and root of the equation

Answers

Answered by nandaghatage07

0

Answer:

9-k×3+42=0

3k+33=0

3k= -33

k=11

Previous Question

Next Question

Similar questions

Math, 8 days ago

simplify 3xy+4x-3y-4xy+x...

Math, 8 days ago

A 16. Find the value of x in each of the following figure. x - 10° x + 25° x-20° x-35°.

Math, 8 days ago

sp= 100 CP = 150 find it ...

Economy, 17 days ago

The LS2 engine is how many cubic inches? QBranilyA:-Ha isse acha toh aatmagyan app ha...

Math, 17 days ago

Which value is equivalent to 8 multiplied by 4 multiplied by 2 whole over 8 multiplied by 7, the whole raised to the power of 2 multiplied by 8 to the power of 0 over 7 to the power of negative 3, whole to the power of 3 multiplied by 7 to the power of negative 9...

History, 9 months ago

who is the richest man ever and how much money does he had...

Science, 9 months ago

write any five lines about the great both town planning .... please answer ...

English, 9 months ago

The use of water as agent in the treatment of disease is known as hydrotherapy. The beneficial effect be seen in the heavens choicest blessings ...