Algebra
(32 ⋅ 35)3
321
What shape does a linear function have?
a line
What is the name of the eight-sided polygon?
octagon
(x - 1)(x + 1)
x2 - 1
What is the name of the intersection of the graph of a function and the x-axis?
zero
What is the sum of the exterior angles in a triangle?
360 degrees
x2-6x = 0
x1=0, x2=6
What shape does the quadratic function have?
parabola
What is the sum of the interior angles in a pentagon?
540 degrees
2x + 1 – 10(1 – 3x) > 27 – 4x
x>1
What is the domain of the square root function?
positive real numbers and zero
Is it true that the intersection of the angle-bisectors in a triangle is the centre of the circumscribed circle?
No, it's false.
Change this binary number into decimal:
100112
19
Is the fractional function f(x)= 1/x defined over all the real numbers?
No, x cannot be zero.
In a right triangle the hypotenuse is 26 cm and one of the perpendicular sides is 24 cm. Calculate the third side.
10 cm