1.

If p =3,q =2 and r = -1then find the value of 4p+9q-r'1+2pr-5pqr​

Answer»

Answer: 64

Step-by-step explanation:

According to the GIVEN question and condition

= (4*3) + (9*3) - (-1 *1) + ( 2*3*-1) - (5 *3*2*-1)

= 12 + 27 + 1 - 6 +30

= 64

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