Calculate $sin^{2} 3 0^{\circ} + cos^{2} 6 0^{\circ}$ .

Practise more Algebră, Geometrie și Analiză Matematică II.

Free questions with an explanation for every one, and full timed Bacalaureat Național (Romania) mock tests.

All Algebră, Geometrie și Analiză Matematică II questions Take a mock test

More Algebră, Geometrie și Analiză Matematică II questions

In an arithmetic progression $(a_{n})_{n \geq 1}$ , the first term is $a_{1} = 3$ and the common difference is $r = 4$ . What is the tenth term…
In a geometric progression $(b_{n})_{n \geq 1}$ , $b_{1} = 2$ and the common ratio is $q = 3$ . What is the sum of the first 4 terms $S_{4}$ ?
What are the coordinates of the vertex of the parabola associated with $f (x) = x^{2} - 4 x + 3$ ?
If $x_{1}$ and $x_{2}$ are the roots of $x^{2} - 5 x + 6 = 0$ , what is the value of $\frac{1}{x _{1}} + \frac{1}{x _{2}}$ ?
What is the real solution of the logarithmic equation $lo g_{2} (x^{2} - 1) = 3$ ?
What is the solution of the exponential equation $3^{2 x - 1} = 27$ ?

Revise with flashcards