Solved

Solve
- x2x190=0x ^ { - 2 } - x ^ { - 1 } - 90 = 0

Question 37

Multiple Choice

Solve.
- x2x190=0x ^ { - 2 } - x ^ { - 1 } - 90 = 0


A) {10,9}\{ - 10,9 \}
B) {110,19}\left\{ - \frac { 1 } { 10 } , \frac { 1 } { 9 } \right\}
C) {10,9}\{ 10 , - 9 \}
D) {110,19}\left\{ \frac { 1 } { 10 } , - \frac { 1 } { 9 } \right\}

Correct Answer:

verifed

Verified

Unlock this answer now
Get Access to more Verified Answers free of charge

Related Questions