Solve it please

Number of digits in integral part of 60¹² + 60^–12 – 60^–15 is (g)
(A) 20
(B) 21
(C) 22
(D) 24

Question

Solve it please

Number of digits in integral part of 6012 +
60–12 – 60–15 is (g)
(A) 20
(B) 21
(C) 22
(D) 24

Vishal Meena · Accepted Answer

Dear studentas 60-12 and 60-15  will no have integral part so we can remove them and now by taking log in the base of 10log106012=12log1060=12×1
778=21
336now number of digits will be =21+1hence ans is =22regards

Solve it please Number of digits in integral part of 6012 + 60–12 – 60–15 is (g) (A) 20 (B) 21 (C) 22 (D) 24

Solve it please

Number of digits in integral part of 60¹² + 60^–12 – 60^–15 is (g)
(A) 20
(B) 21
(C) 22
(D) 24