Start learning 50% faster. Sign in now
a3 + 3a2 + 9a = 1 a(a2 + 3a + 9) = 1 a2 + 3a + 9 = 1/a (a3 – b3) = (a − b)(a2 + ab + b2) for b=3 we have (a3 – 33) = (a – 3)(a2 +3a +9) (a3 − 27)=(a − 3)(1/a) a3 + (3/a) = 1 + 27 a3 + (3/a) = 28
In the following questions, four alternative given for the idiom/phrase bold in the sentence.choose the alternative which best expresses the meaning ...
To move heaven and earth
lacking physical strength, especially as a result of age or illness.
Which word or words explain the meaning of the following idioms;
out of the woods
To shorten a word/phrase/text
To bite the dust
Fill in the blank with an appropriate idiom.
The couple was __________, but they eventually got their act together.
She rejected his proposal of marriage point-blank.
...