5ˣ + 8 × 5ˣ + 16 × 5ˣ = 1 হলে, x এর মান কত?
ক) -3
খ) -2
গ) -1
ঘ) -½
Related Questions
ক) It is but right to admit our faults.
খ) What can we do but sit and wait?
গ) We tried hard, but did not succeed.
ঘ) There is no one but likes him.
ক) into
খ) no preposition
গ) to
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ক) I shall go to college
খ) Matin is singing a song
গ) Stand up
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