$$Descompuneti\ 7a^2-5$$

$$\left(\sqrt{7}a-\sqrt{5}\right)\left(\sqrt{7}a\ +\sqrt{5}\right)$$

Simplify the equation: $$x^2-2+\frac{1}{x^2}$$

$$\left(x-\frac{1}{x}\right)^2$$

Factorize the quadratic equation: $$\frac{25}{4}x^2+5x+1$$

$$\left(\frac{5}{2}x+1\right)^2$$

Descompuneri in factori(cu formule de calcul prescurtat) -PH Flashcards

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1.

FLASHCARD QUESTION

Front

Descompunand 4x²+12x+9 veti obtine:

Back

(2x+3)²

2.

FLASHCARD QUESTION

Front

Descompunad 25x²-40x+16 veti obtine:

Back

(5x-4)²

3.

FLASHCARD QUESTION

Front

Back

4.

FLASHCARD QUESTION

Front

Back

5.

FLASHCARD QUESTION

Front

Back

6.

FLASHCARD QUESTION

Front

Back

7.

FLASHCARD QUESTION

Front

Back

(9x-7)(9x+7)

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